Finding the Third Proportional to 4,489 and 9,581
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Solution
The third proportional to 4,489 and 9,581 is: 20,449
Step by Step Solution
- Step 1: Write the proportion equation
4,489 : 9,581 = 9,581 : x - Step 2: Convert to fraction form
4,489/9,581 = 9,581/x - Step 3: Cross multiply
4,489x = 9,581 × 9,581 - Step 4: Simplify right side
4,489x = 91,795,561 - Step 5: Solve for x
x = 91,795,561/4,489 - Step 6: Final answer
x = 20,449
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Why These Related Problems?
These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.