Home / 6,198.91-9,298.66-1,982.61

Finding the Fourth Proportional to 6,198.91, 9,298.66 and 1,982.61

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Solution

The fourth proportional to 6,198.91, 9,298.66 and 1,982.61 is: 2,974.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,198.91 : 9,298.66 = 1,982.61 : x
  2. Step 2: Convert to fraction form
    6,198.91/9,298.66 = 1,982.61/x
  3. Step 3: Cross multiply
    6,198.91x = 9,298.66 × 1,982.61
  4. Step 4: Simplify right side
    6,198.91x = 18,435,616.30
  5. Step 5: Solve for x
    x = 18,435,616.30/6,198.91
  6. Step 6: Final answer
    x = 2,974.01

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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.