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Finding the Fourth Proportional to 3,197.98, 4,799.13 and 1,249.94

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Solution

The fourth proportional to 3,197.98, 4,799.13 and 1,249.94 is: 1,875.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,197.98 : 4,799.13 = 1,249.94 : x
  2. Step 2: Convert to fraction form
    3,197.98/4,799.13 = 1,249.94/x
  3. Step 3: Cross multiply
    3,197.98x = 4,799.13 × 1,249.94
  4. Step 4: Simplify right side
    3,197.98x = 5,998,624.55
  5. Step 5: Solve for x
    x = 5,998,624.55/3,197.98
  6. Step 6: Final answer
    x = 1,875.75

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Double scale
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Similar ratio
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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.