Home / 5,542.38-8,315.13-2,257.83

Finding the Fourth Proportional to 5,542.38, 8,315.13 and 2,257.83

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Solution

The fourth proportional to 5,542.38, 8,315.13 and 2,257.83 is: 3,387.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,542.38 : 8,315.13 = 2,257.83 : x
  2. Step 2: Convert to fraction form
    5,542.38/8,315.13 = 2,257.83/x
  3. Step 3: Cross multiply
    5,542.38x = 8,315.13 × 2,257.83
  4. Step 4: Simplify right side
    5,542.38x = 18,774,149.97
  5. Step 5: Solve for x
    x = 18,774,149.97/5,542.38
  6. Step 6: Final answer
    x = 3,387.38

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1.5x scale

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.