Home / 10,770.62-16,155.93-3,375.75

Finding the Fourth Proportional to 10,770.62, 16,155.93 and 3,375.75

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Solution

The fourth proportional to 10,770.62, 16,155.93 and 3,375.75 is: 5,063.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,770.62 : 16,155.93 = 3,375.75 : x
  2. Step 2: Convert to fraction form
    10,770.62/16,155.93 = 3,375.75/x
  3. Step 3: Cross multiply
    10,770.62x = 16,155.93 × 3,375.75
  4. Step 4: Simplify right side
    10,770.62x = 54,538,380.70
  5. Step 5: Solve for x
    x = 54,538,380.70/10,770.62
  6. Step 6: Final answer
    x = 5,063.63

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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.