Home / 7,414.82-11,125.01-3,854.71

Finding the Fourth Proportional to 7,414.82, 11,125.01 and 3,854.71

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Solution

The fourth proportional to 7,414.82, 11,125.01 and 3,854.71 is: 5,783.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,414.82 : 11,125.01 = 3,854.71 : x
  2. Step 2: Convert to fraction form
    7,414.82/11,125.01 = 3,854.71/x
  3. Step 3: Cross multiply
    7,414.82x = 11,125.01 × 3,854.71
  4. Step 4: Simplify right side
    7,414.82x = 42,883,687.30
  5. Step 5: Solve for x
    x = 42,883,687.30/7,414.82
  6. Step 6: Final answer
    x = 5,783.51

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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.