Home / 10,770.12-16,155.18-3,375.25

Finding the Fourth Proportional to 10,770.12, 16,155.18 and 3,375.25

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Solution

The fourth proportional to 10,770.12, 16,155.18 and 3,375.25 is: 5,062.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,770.12 : 16,155.18 = 3,375.25 : x
  2. Step 2: Convert to fraction form
    10,770.12/16,155.18 = 3,375.25/x
  3. Step 3: Cross multiply
    10,770.12x = 16,155.18 × 3,375.25
  4. Step 4: Simplify right side
    10,770.12x = 54,527,771.30
  5. Step 5: Solve for x
    x = 54,527,771.30/10,770.12
  6. Step 6: Final answer
    x = 5,062.88

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1.5x scale

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.