Finding the Third Proportional to 3,687 and 8,022
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Solution
The third proportional to 3,687 and 8,022 is: 17,453.89
Step by Step Solution
- Step 1: Write the proportion equation
3,687 : 8,022 = 8,022 : x - Step 2: Convert to fraction form
3,687/8,022 = 8,022/x - Step 3: Cross multiply
3,687x = 8,022 × 8,022 - Step 4: Simplify right side
3,687x = 64,352,484 - Step 5: Solve for x
x = 64,352,484/3,687 - Step 6: Final answer
x = 17,453.89
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.