Home / 8,451.92-12,669.36-4,067

Finding the Fourth Proportional to 8,451.92, 12,669.36 and 4,067

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Solution

The fourth proportional to 8,451.92, 12,669.36 and 4,067 is: 6,096.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,451.92 : 12,669.36 = 4,067 : x
  2. Step 2: Convert to fraction form
    8,451.92/12,669.36 = 4,067/x
  3. Step 3: Cross multiply
    8,451.92x = 12,669.36 × 4,067
  4. Step 4: Simplify right side
    8,451.92x = 51,526,287.12
  5. Step 5: Solve for x
    x = 51,526,287.12/8,451.92
  6. Step 6: Final answer
    x = 6,096.40

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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.