Home / 3,198.50-4,794.92-1,249.34

Finding the Fourth Proportional to 3,198.50, 4,794.92 and 1,249.34

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Solution

The fourth proportional to 3,198.50, 4,794.92 and 1,249.34 is: 1,872.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,198.50 : 4,794.92 = 1,249.34 : x
  2. Step 2: Convert to fraction form
    3,198.50/4,794.92 = 1,249.34/x
  3. Step 3: Cross multiply
    3,198.50x = 4,794.92 × 1,249.34
  4. Step 4: Simplify right side
    3,198.50x = 5,990,485.35
  5. Step 5: Solve for x
    x = 5,990,485.35/3,198.50
  6. Step 6: Final answer
    x = 1,872.90

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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.