Home / 6,147.64-9,221.16-2,251.75

Finding the Fourth Proportional to 6,147.64, 9,221.16 and 2,251.75

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Solution

The fourth proportional to 6,147.64, 9,221.16 and 2,251.75 is: 3,377.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,147.64 : 9,221.16 = 2,251.75 : x
  2. Step 2: Convert to fraction form
    6,147.64/9,221.16 = 2,251.75/x
  3. Step 3: Cross multiply
    6,147.64x = 9,221.16 × 2,251.75
  4. Step 4: Simplify right side
    6,147.64x = 20,763,747.03
  5. Step 5: Solve for x
    x = 20,763,747.03/6,147.64
  6. Step 6: Final answer
    x = 3,377.52

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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.