Home / 8,766.28-13,149.15-2,192.41

Finding the Fourth Proportional to 8,766.28, 13,149.15 and 2,192.41

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Solution

The fourth proportional to 8,766.28, 13,149.15 and 2,192.41 is: 3,288.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,766.28 : 13,149.15 = 2,192.41 : x
  2. Step 2: Convert to fraction form
    8,766.28/13,149.15 = 2,192.41/x
  3. Step 3: Cross multiply
    8,766.28x = 13,149.15 × 2,192.41
  4. Step 4: Simplify right side
    8,766.28x = 28,828,327.95
  5. Step 5: Solve for x
    x = 28,828,327.95/8,766.28
  6. Step 6: Final answer
    x = 3,288.55

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1.5x scale

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.