Home / 7,067.93-9,753.35-3,923.91

Finding the Fourth Proportional to 7,067.93, 9,753.35 and 3,923.91

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Solution

The fourth proportional to 7,067.93, 9,753.35 and 3,923.91 is: 5,414.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,067.93 : 9,753.35 = 3,923.91 : x
  2. Step 2: Convert to fraction form
    7,067.93/9,753.35 = 3,923.91/x
  3. Step 3: Cross multiply
    7,067.93x = 9,753.35 × 3,923.91
  4. Step 4: Simplify right side
    7,067.93x = 38,271,277.41
  5. Step 5: Solve for x
    x = 38,271,277.41/7,067.93
  6. Step 6: Final answer
    x = 5,414.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.