Home / 8,766.12-13,151.88-3,067.66

Finding the Fourth Proportional to 8,766.12, 13,151.88 and 3,067.66

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Solution

The fourth proportional to 8,766.12, 13,151.88 and 3,067.66 is: 4,602.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,766.12 : 13,151.88 = 3,067.66 : x
  2. Step 2: Convert to fraction form
    8,766.12/13,151.88 = 3,067.66/x
  3. Step 3: Cross multiply
    8,766.12x = 13,151.88 × 3,067.66
  4. Step 4: Simplify right side
    8,766.12x = 40,345,496.20
  5. Step 5: Solve for x
    x = 40,345,496.20/8,766.12
  6. Step 6: Final answer
    x = 4,602.43

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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.