Home / 5,488.38-8,222.22-2,711.82

Finding the Fourth Proportional to 5,488.38, 8,222.22 and 2,711.82

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Solution

The fourth proportional to 5,488.38, 8,222.22 and 2,711.82 is: 4,062.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,488.38 : 8,222.22 = 2,711.82 : x
  2. Step 2: Convert to fraction form
    5,488.38/8,222.22 = 2,711.82/x
  3. Step 3: Cross multiply
    5,488.38x = 8,222.22 × 2,711.82
  4. Step 4: Simplify right side
    5,488.38x = 22,297,180.64
  5. Step 5: Solve for x
    x = 22,297,180.64/5,488.38
  6. Step 6: Final answer
    x = 4,062.62

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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.