Home / 6,712.38-10,067.76-3,427.83

Finding the Fourth Proportional to 6,712.38, 10,067.76 and 3,427.83

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Solution

The fourth proportional to 6,712.38, 10,067.76 and 3,427.83 is: 5,141.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,712.38 : 10,067.76 = 3,427.83 : x
  2. Step 2: Convert to fraction form
    6,712.38/10,067.76 = 3,427.83/x
  3. Step 3: Cross multiply
    6,712.38x = 10,067.76 × 3,427.83
  4. Step 4: Simplify right side
    6,712.38x = 34,510,569.76
  5. Step 5: Solve for x
    x = 34,510,569.76/6,712.38
  6. Step 6: Final answer
    x = 5,141.33

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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.