Finding the Third Proportional to 2,627 and 3,940
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Solution
The third proportional to 2,627 and 3,940 is: 5,909.25
Step by Step Solution
- Step 1: Write the proportion equation
2,627 : 3,940 = 3,940 : x - Step 2: Convert to fraction form
2,627/3,940 = 3,940/x - Step 3: Cross multiply
2,627x = 3,940 × 3,940 - Step 4: Simplify right side
2,627x = 15,523,600 - Step 5: Solve for x
x = 15,523,600/2,627 - Step 6: Final answer
x = 5,909.25
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.