Home / 10,770.31-16,155.47-3,375.35

Finding the Fourth Proportional to 10,770.31, 16,155.47 and 3,375.35

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Solution

The fourth proportional to 10,770.31, 16,155.47 and 3,375.35 is: 5,063.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,770.31 : 16,155.47 = 3,375.35 : x
  2. Step 2: Convert to fraction form
    10,770.31/16,155.47 = 3,375.35/x
  3. Step 3: Cross multiply
    10,770.31x = 16,155.47 × 3,375.35
  4. Step 4: Simplify right side
    10,770.31x = 54,530,358.13
  5. Step 5: Solve for x
    x = 54,530,358.13/10,770.31
  6. Step 6: Final answer
    x = 5,063.03

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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.