Ratio Calculator

Simplify ratios, calculate proportions, and analyze ratio relationships

Ratio Input

Calculation Type

First Value

Second Value

8:12 = 2:3 (simplified)

15:25 = 3:5 (simplified)

4:6 = 2:3 = 0.667 = 66.7%

Golden ratio ≈ 1.618:1

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Enter values to calculate and analyze ratios