Home / 8,711.29-13,062.81-3,376.97

Finding the Fourth Proportional to 8,711.29, 13,062.81 and 3,376.97

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Solution

The fourth proportional to 8,711.29, 13,062.81 and 3,376.97 is: 5,063.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,711.29 : 13,062.81 = 3,376.97 : x
  2. Step 2: Convert to fraction form
    8,711.29/13,062.81 = 3,376.97/x
  3. Step 3: Cross multiply
    8,711.29x = 13,062.81 × 3,376.97
  4. Step 4: Simplify right side
    8,711.29x = 44,112,713.82
  5. Step 5: Solve for x
    x = 44,112,713.82/8,711.29
  6. Step 6: Final answer
    x = 5,063.85

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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.