Home / 10,414.44-15,618.96-3,839.76

Finding the Fourth Proportional to 10,414.44, 15,618.96 and 3,839.76

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Solution

The fourth proportional to 10,414.44, 15,618.96 and 3,839.76 is: 5,758.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,414.44 : 15,618.96 = 3,839.76 : x
  2. Step 2: Convert to fraction form
    10,414.44/15,618.96 = 3,839.76/x
  3. Step 3: Cross multiply
    10,414.44x = 15,618.96 × 3,839.76
  4. Step 4: Simplify right side
    10,414.44x = 59,973,057.85
  5. Step 5: Solve for x
    x = 59,973,057.85/10,414.44
  6. Step 6: Final answer
    x = 5,758.64

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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.