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Finding the Fourth Proportional to 8,882.52, 13,315.26 and 3,952.80

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Solution

The fourth proportional to 8,882.52, 13,315.26 and 3,952.80 is: 5,925.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,882.52 : 13,315.26 = 3,952.80 : x
  2. Step 2: Convert to fraction form
    8,882.52/13,315.26 = 3,952.80/x
  3. Step 3: Cross multiply
    8,882.52x = 13,315.26 × 3,952.80
  4. Step 4: Simplify right side
    8,882.52x = 52,632,559.73
  5. Step 5: Solve for x
    x = 52,632,559.73/8,882.52
  6. Step 6: Final answer
    x = 5,925.41

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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.