Finding the Third Proportional to 3,187 and 7,001
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Solution
The third proportional to 3,187 and 7,001 is: 15,379.35
Step by Step Solution
- Step 1: Write the proportion equation
3,187 : 7,001 = 7,001 : x - Step 2: Convert to fraction form
3,187/7,001 = 7,001/x - Step 3: Cross multiply
3,187x = 7,001 × 7,001 - Step 4: Simplify right side
3,187x = 49,014,001 - Step 5: Solve for x
x = 49,014,001/3,187 - Step 6: Final answer
x = 15,379.35
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Why These Related Problems?
These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.