Home / 3,198.12-4,797.97-2,542.49

Finding the Fourth Proportional to 3,198.12, 4,797.97 and 2,542.49

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Solution

The fourth proportional to 3,198.12, 4,797.97 and 2,542.49 is: 3,814.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,198.12 : 4,797.97 = 2,542.49 : x
  2. Step 2: Convert to fraction form
    3,198.12/4,797.97 = 2,542.49/x
  3. Step 3: Cross multiply
    3,198.12x = 4,797.97 × 2,542.49
  4. Step 4: Simplify right side
    3,198.12x = 12,198,778.39
  5. Step 5: Solve for x
    x = 12,198,778.39/3,198.12
  6. Step 6: Final answer
    x = 3,814.36

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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.