Home / 8,862.38-13,293.24-2,198.90

Finding the Fourth Proportional to 8,862.38, 13,293.24 and 2,198.90

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Solution

The fourth proportional to 8,862.38, 13,293.24 and 2,198.90 is: 3,298.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,862.38 : 13,293.24 = 2,198.90 : x
  2. Step 2: Convert to fraction form
    8,862.38/13,293.24 = 2,198.90/x
  3. Step 3: Cross multiply
    8,862.38x = 13,293.24 × 2,198.90
  4. Step 4: Simplify right side
    8,862.38x = 29,230,505.44
  5. Step 5: Solve for x
    x = 29,230,505.44/8,862.38
  6. Step 6: Final answer
    x = 3,298.27

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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.