Finding the Third Proportional to 3,107.81 and 6,761.81
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Solution
The third proportional to 3,107.81 and 6,761.81 is: 14,711.99
Step by Step Solution
- Step 1: Write the proportion equation
3,107.81 : 6,761.81 = 6,761.81 : x - Step 2: Convert to fraction form
3,107.81/6,761.81 = 6,761.81/x - Step 3: Cross multiply
3,107.81x = 6,761.81 × 6,761.81 - Step 4: Simplify right side
3,107.81x = 45,722,108.29 - Step 5: Solve for x
x = 45,722,108.29/3,107.81 - Step 6: Final answer
x = 14,711.99
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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.