Ratio Calculator
Calculate ratios, proportions, and scaling with visual representations including pie charts and bar charts
Ratio Calculator (A:B = C:D)
Provide 3 values to calculate the 4th
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Ratio Scaling Calculator
Scale or shrink a ratio by a factor
About Ratios
A ratio compares two quantities, showing their relative sizes. The ratio A:B = C:D means A/B = C/D.
Ratio Formula:
A : B = C : D
If A/B = C/D, then A×D = B×C
Examples:
- • 2:3 = 4:6 (equivalent)
- • 1:2 = 50:100
- • 3:4 = 75:100
Applications:
- • Recipe scaling
- • Map distances
- • Financial analysis