Finding the Third Proportional to 636 and 1,516
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Solution
The third proportional to 636 and 1,516 is: 3,613.61
Step by Step Solution
- Step 1: Write the proportion equation
636 : 1,516 = 1,516 : x - Step 2: Convert to fraction form
636/1,516 = 1,516/x - Step 3: Cross multiply
636x = 1,516 × 1,516 - Step 4: Simplify right side
636x = 2,298,256 - Step 5: Solve for x
x = 2,298,256/636 - Step 6: Final answer
x = 3,613.61
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These problems maintain the same ratio (2.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.