Home / 8,857.85-13,280.24-2,932.61

Finding the Fourth Proportional to 8,857.85, 13,280.24 and 2,932.61

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Solution

The fourth proportional to 8,857.85, 13,280.24 and 2,932.61 is: 4,396.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,857.85 : 13,280.24 = 2,932.61 : x
  2. Step 2: Convert to fraction form
    8,857.85/13,280.24 = 2,932.61/x
  3. Step 3: Cross multiply
    8,857.85x = 13,280.24 × 2,932.61
  4. Step 4: Simplify right side
    8,857.85x = 38,945,683.56
  5. Step 5: Solve for x
    x = 38,945,683.56/8,857.85
  6. Step 6: Final answer
    x = 4,396.74

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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.