Finding the Third Proportional to 1,591 and 3,470
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Solution
The third proportional to 1,591 and 3,470 is: 7,568.13
Step by Step Solution
- Step 1: Write the proportion equation
1,591 : 3,470 = 3,470 : x - Step 2: Convert to fraction form
1,591/3,470 = 3,470/x - Step 3: Cross multiply
1,591x = 3,470 × 3,470 - Step 4: Simplify right side
1,591x = 12,040,900 - Step 5: Solve for x
x = 12,040,900/1,591 - Step 6: Final answer
x = 7,568.13
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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.