Home / 5,489.38-8,228.17-2,370.86

Finding the Fourth Proportional to 5,489.38, 8,228.17 and 2,370.86

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Solution

The fourth proportional to 5,489.38, 8,228.17 and 2,370.86 is: 3,553.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,489.38 : 8,228.17 = 2,370.86 : x
  2. Step 2: Convert to fraction form
    5,489.38/8,228.17 = 2,370.86/x
  3. Step 3: Cross multiply
    5,489.38x = 8,228.17 × 2,370.86
  4. Step 4: Simplify right side
    5,489.38x = 19,507,801.99
  5. Step 5: Solve for x
    x = 19,507,801.99/5,489.38
  6. Step 6: Final answer
    x = 3,553.73

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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.