Finding the Third Proportional to 3,137.91 and 6,397.31
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Solution
The third proportional to 3,137.91 and 6,397.31 is: 13,042.33
Step by Step Solution
- Step 1: Write the proportion equation
3,137.91 : 6,397.31 = 6,397.31 : x - Step 2: Convert to fraction form
3,137.91/6,397.31 = 6,397.31/x - Step 3: Cross multiply
3,137.91x = 6,397.31 × 6,397.31 - Step 4: Simplify right side
3,137.91x = 40,925,607.22 - Step 5: Solve for x
x = 40,925,607.22/3,137.91 - Step 6: Final answer
x = 13,042.33
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Why These Related Problems?
These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.