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Finding the Fourth Proportional to 6,200.88, 9,298.88 and 2,251.20

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Solution

The fourth proportional to 6,200.88, 9,298.88 and 2,251.20 is: 3,375.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,200.88 : 9,298.88 = 2,251.20 : x
  2. Step 2: Convert to fraction form
    6,200.88/9,298.88 = 2,251.20/x
  3. Step 3: Cross multiply
    6,200.88x = 9,298.88 × 2,251.20
  4. Step 4: Simplify right side
    6,200.88x = 20,933,638.66
  5. Step 5: Solve for x
    x = 20,933,638.66/6,200.88
  6. Step 6: Final answer
    x = 3,375.91

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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.