Home / 8,930.38-13,377.39-5,800.90

Finding the Fourth Proportional to 8,930.38, 13,377.39 and 5,800.90

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Solution

The fourth proportional to 8,930.38, 13,377.39 and 5,800.90 is: 8,689.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,930.38 : 13,377.39 = 5,800.90 : x
  2. Step 2: Convert to fraction form
    8,930.38/13,377.39 = 5,800.90/x
  3. Step 3: Cross multiply
    8,930.38x = 13,377.39 × 5,800.90
  4. Step 4: Simplify right side
    8,930.38x = 77,600,834.76
  5. Step 5: Solve for x
    x = 77,600,834.76/8,930.38
  6. Step 6: Final answer
    x = 8,689.54

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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.