Home / 8,912.92-13,366.14-3,067.96

Finding the Fourth Proportional to 8,912.92, 13,366.14 and 3,067.96

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Solution

The fourth proportional to 8,912.92, 13,366.14 and 3,067.96 is: 4,600.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,912.92 : 13,366.14 = 3,067.96 : x
  2. Step 2: Convert to fraction form
    8,912.92/13,366.14 = 3,067.96/x
  3. Step 3: Cross multiply
    8,912.92x = 13,366.14 × 3,067.96
  4. Step 4: Simplify right side
    8,912.92x = 41,006,782.87
  5. Step 5: Solve for x
    x = 41,006,782.87/8,912.92
  6. Step 6: Final answer
    x = 4,600.82

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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.