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Finding the Fourth Proportional to 6,199.80, 9,298.68 and 2,250.88

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Solution

The fourth proportional to 6,199.80, 9,298.68 and 2,250.88 is: 3,375.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,199.80 : 9,298.68 = 2,250.88 : x
  2. Step 2: Convert to fraction form
    6,199.80/9,298.68 = 2,250.88/x
  3. Step 3: Cross multiply
    6,199.80x = 9,298.68 × 2,250.88
  4. Step 4: Simplify right side
    6,199.80x = 20,930,212.84
  5. Step 5: Solve for x
    x = 20,930,212.84/6,199.80
  6. Step 6: Final answer
    x = 3,375.95

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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.