Finding the Third Proportional to 3,726.50 and 7,897
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Solution
The third proportional to 3,726.50 and 7,897 is: 16,734.90
Step by Step Solution
- Step 1: Write the proportion equation
3,726.50 : 7,897 = 7,897 : x - Step 2: Convert to fraction form
3,726.50/7,897 = 7,897/x - Step 3: Cross multiply
3,726.50x = 7,897 × 7,897 - Step 4: Simplify right side
3,726.50x = 62,362,609 - Step 5: Solve for x
x = 62,362,609/3,726.50 - Step 6: Final answer
x = 16,734.90
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Why These Related Problems?
These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.