Home / 2,761.97-4,143.51-1,301.13

Finding the Fourth Proportional to 2,761.97, 4,143.51 and 1,301.13

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Solution

The fourth proportional to 2,761.97, 4,143.51 and 1,301.13 is: 1,951.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,761.97 : 4,143.51 = 1,301.13 : x
  2. Step 2: Convert to fraction form
    2,761.97/4,143.51 = 1,301.13/x
  3. Step 3: Cross multiply
    2,761.97x = 4,143.51 × 1,301.13
  4. Step 4: Simplify right side
    2,761.97x = 5,391,245.17
  5. Step 5: Solve for x
    x = 5,391,245.17/2,761.97
  6. Step 6: Final answer
    x = 1,951.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.