Home / 9,331.20-13,996.19-2,757.44

Finding the Fourth Proportional to 9,331.20, 13,996.19 and 2,757.44

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Solution

The fourth proportional to 9,331.20, 13,996.19 and 2,757.44 is: 4,135.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,331.20 : 13,996.19 = 2,757.44 : x
  2. Step 2: Convert to fraction form
    9,331.20/13,996.19 = 2,757.44/x
  3. Step 3: Cross multiply
    9,331.20x = 13,996.19 × 2,757.44
  4. Step 4: Simplify right side
    9,331.20x = 38,593,696.04
  5. Step 5: Solve for x
    x = 38,593,696.04/9,331.20
  6. Step 6: Final answer
    x = 4,135.98

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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.