Home / 8,711.32-13,057.24-3,773.56

Finding the Fourth Proportional to 8,711.32, 13,057.24 and 3,773.56

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Solution

The fourth proportional to 8,711.32, 13,057.24 and 3,773.56 is: 5,656.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,711.32 : 13,057.24 = 3,773.56 : x
  2. Step 2: Convert to fraction form
    8,711.32/13,057.24 = 3,773.56/x
  3. Step 3: Cross multiply
    8,711.32x = 13,057.24 × 3,773.56
  4. Step 4: Simplify right side
    8,711.32x = 49,272,278.57
  5. Step 5: Solve for x
    x = 49,272,278.57/8,711.32
  6. Step 6: Final answer
    x = 5,656.12

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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.