Home / 7,451.38-11,177.16-3,067.84

Finding the Fourth Proportional to 7,451.38, 11,177.16 and 3,067.84

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Solution

The fourth proportional to 7,451.38, 11,177.16 and 3,067.84 is: 4,601.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,451.38 : 11,177.16 = 3,067.84 : x
  2. Step 2: Convert to fraction form
    7,451.38/11,177.16 = 3,067.84/x
  3. Step 3: Cross multiply
    7,451.38x = 11,177.16 × 3,067.84
  4. Step 4: Simplify right side
    7,451.38x = 34,289,738.53
  5. Step 5: Solve for x
    x = 34,289,738.53/7,451.38
  6. Step 6: Final answer
    x = 4,601.80

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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.