Home / 8,922.08-13,387.84-3,660.96

Finding the Fourth Proportional to 8,922.08, 13,387.84 and 3,660.96

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Solution

The fourth proportional to 8,922.08, 13,387.84 and 3,660.96 is: 5,493.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,922.08 : 13,387.84 = 3,660.96 : x
  2. Step 2: Convert to fraction form
    8,922.08/13,387.84 = 3,660.96/x
  3. Step 3: Cross multiply
    8,922.08x = 13,387.84 × 3,660.96
  4. Step 4: Simplify right side
    8,922.08x = 49,012,346.73
  5. Step 5: Solve for x
    x = 49,012,346.73/8,922.08
  6. Step 6: Final answer
    x = 5,493.38

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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.