Home / 8,822.28-13,221.18-3,884.52

Finding the Fourth Proportional to 8,822.28, 13,221.18 and 3,884.52

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Solution

The fourth proportional to 8,822.28, 13,221.18 and 3,884.52 is: 5,821.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,822.28 : 13,221.18 = 3,884.52 : x
  2. Step 2: Convert to fraction form
    8,822.28/13,221.18 = 3,884.52/x
  3. Step 3: Cross multiply
    8,822.28x = 13,221.18 × 3,884.52
  4. Step 4: Simplify right side
    8,822.28x = 51,357,938.13
  5. Step 5: Solve for x
    x = 51,357,938.13/8,822.28
  6. Step 6: Final answer
    x = 5,821.39

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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.