Home / 8,825.52-13,238.28-3,631.80

Finding the Fourth Proportional to 8,825.52, 13,238.28 and 3,631.80

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Solution

The fourth proportional to 8,825.52, 13,238.28 and 3,631.80 is: 5,447.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,825.52 : 13,238.28 = 3,631.80 : x
  2. Step 2: Convert to fraction form
    8,825.52/13,238.28 = 3,631.80/x
  3. Step 3: Cross multiply
    8,825.52x = 13,238.28 × 3,631.80
  4. Step 4: Simplify right side
    8,825.52x = 48,078,785.30
  5. Step 5: Solve for x
    x = 48,078,785.30/8,825.52
  6. Step 6: Final answer
    x = 5,447.70

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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.