Home / 10,338.12-15,509.04-3,773.52

Finding the Fourth Proportional to 10,338.12, 15,509.04 and 3,773.52

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Solution

The fourth proportional to 10,338.12, 15,509.04 and 3,773.52 is: 5,660.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,338.12 : 15,509.04 = 3,773.52 : x
  2. Step 2: Convert to fraction form
    10,338.12/15,509.04 = 3,773.52/x
  3. Step 3: Cross multiply
    10,338.12x = 15,509.04 × 3,773.52
  4. Step 4: Simplify right side
    10,338.12x = 58,523,672.62
  5. Step 5: Solve for x
    x = 58,523,672.62/10,338.12
  6. Step 6: Final answer
    x = 5,660.96

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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.