Home / 5,011.38-7,519.41-2,237.78

Finding the Fourth Proportional to 5,011.38, 7,519.41 and 2,237.78

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Solution

The fourth proportional to 5,011.38, 7,519.41 and 2,237.78 is: 3,357.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,011.38 : 7,519.41 = 2,237.78 : x
  2. Step 2: Convert to fraction form
    5,011.38/7,519.41 = 2,237.78/x
  3. Step 3: Cross multiply
    5,011.38x = 7,519.41 × 2,237.78
  4. Step 4: Simplify right side
    5,011.38x = 16,826,747.71
  5. Step 5: Solve for x
    x = 16,826,747.71/5,011.38
  6. Step 6: Final answer
    x = 3,357.71

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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.