Finding the Third Proportional to 3,037.50 and 3,915
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Solution
The third proportional to 3,037.50 and 3,915 is: 5,046
Step by Step Solution
- Step 1: Write the proportion equation
3,037.50 : 3,915 = 3,915 : x - Step 2: Convert to fraction form
3,037.50/3,915 = 3,915/x - Step 3: Cross multiply
3,037.50x = 3,915 × 3,915 - Step 4: Simplify right side
3,037.50x = 15,327,225 - Step 5: Solve for x
x = 15,327,225/3,037.50 - Step 6: Final answer
x = 5,046
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Why These Related Problems?
These problems maintain the same ratio (1.29) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.