Finding the Third Proportional to 4,858 and 7,387
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Solution
The third proportional to 4,858 and 7,387 is: 11,232.56
Step by Step Solution
- Step 1: Write the proportion equation
4,858 : 7,387 = 7,387 : x - Step 2: Convert to fraction form
4,858/7,387 = 7,387/x - Step 3: Cross multiply
4,858x = 7,387 × 7,387 - Step 4: Simplify right side
4,858x = 54,567,769 - Step 5: Solve for x
x = 54,567,769/4,858 - Step 6: Final answer
x = 11,232.56
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These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.