Home / 5,624.53-8,426.05-3,151.87

Finding the Fourth Proportional to 5,624.53, 8,426.05 and 3,151.87

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Solution

The fourth proportional to 5,624.53, 8,426.05 and 3,151.87 is: 4,721.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,624.53 : 8,426.05 = 3,151.87 : x
  2. Step 2: Convert to fraction form
    5,624.53/8,426.05 = 3,151.87/x
  3. Step 3: Cross multiply
    5,624.53x = 8,426.05 × 3,151.87
  4. Step 4: Simplify right side
    5,624.53x = 26,557,785.27
  5. Step 5: Solve for x
    x = 26,557,785.27/5,624.53
  6. Step 6: Final answer
    x = 4,721.78

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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.