Home / 8,788.97-13,150.08-5,399.71

Finding the Fourth Proportional to 8,788.97, 13,150.08 and 5,399.71

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Solution

The fourth proportional to 8,788.97, 13,150.08 and 5,399.71 is: 8,079.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,788.97 : 13,150.08 = 5,399.71 : x
  2. Step 2: Convert to fraction form
    8,788.97/13,150.08 = 5,399.71/x
  3. Step 3: Cross multiply
    8,788.97x = 13,150.08 × 5,399.71
  4. Step 4: Simplify right side
    8,788.97x = 71,006,585.60
  5. Step 5: Solve for x
    x = 71,006,585.60/8,788.97
  6. Step 6: Final answer
    x = 8,079.05

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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.