Ratio Calculator

Simplify ratios to their lowest terms, solve proportion equations (A:B = C:D), and divide any amount into ratio splits. All in one powerful tool.

3 : 4
Simplified from 45 : 60
GCD(45,60) = 15 → 45÷15 : 60÷15 = 3:4
:
:
2 : 3 = 8 : 12
D = 12
Cross multiply: d = (8 × 3) ÷ 2 = 12
₹200
Part 1 (2)
₹300
Part 2 (3)
₹500
Part 3 (5)
Total parts = 10, Each part = ₹100

About TooliFyra Ratio Calculator Online Free

TooliFyra's Ratio Calculator Online Free is a versatile tool that handles all your ratio needs. Simplify ratios to their lowest terms, solve proportion equations (A:B = C:D), and divide any amount into a specified ratio split — all with this ratio calculator online free.

Ratios are fundamental in mathematics, finance, and everyday life. Our calculator makes working with them intuitive and error-free.

Key Features

Ratio SimplifierReduce any ratio to its simplest form using GCD.
Proportion SolverSolve A:B = C:D for any missing variable.
Amount SplitDivide a total amount into specified ratio parts.

How to Use Ratio Calculator

  1. Select a mode: Ratio Simplifier, Proportion Solver, or Ratio Split.
  2. For Simplifier: enter ratio values separated by commas or colons.
  3. For Proportion: fill any 3 of the 4 fields (A, B, C, D) — leave one blank.
  4. View the result instantly with the method explanation.

Benefits

Students can solve ratio and proportion problems, and business owners can split profits or expenses by ratio. The ratio calculator online free runs 100% in your browser with instant results.

Use Cases

Students — solve ratio and proportion math problems. Business Owners — split profits, expenses, or investments by ratio. Chefs — scale recipes up or down while maintaining proportions.

Why TooliFyra?

TooliFyra's Ratio Calculator Online Free provides three essential ratio tools in one interface — simplification, proportion solving, and amount splitting — all completely free and private.

Frequently Asked Questions

Find the GCD of all numbers and divide each by the GCD. For example, 45:60 has GCD 15, so simplified = 3:4.

Cross-multiply: if A:B = C:D, then A×D = B×C. Enter any 3 values and the 4th is calculated automatically.

Yes, the simplifier and split modes support multiple ratio values (e.g., 2:3:5).

Yes, completely free with no usage limits. All calculations happen in your browser.