Home / 2,198.24-3,295.20-1,869.92

Finding the Fourth Proportional to 2,198.24, 3,295.20 and 1,869.92

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Solution

The fourth proportional to 2,198.24, 3,295.20 and 1,869.92 is: 2,803.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,198.24 : 3,295.20 = 1,869.92 : x
  2. Step 2: Convert to fraction form
    2,198.24/3,295.20 = 1,869.92/x
  3. Step 3: Cross multiply
    2,198.24x = 3,295.20 × 1,869.92
  4. Step 4: Simplify right side
    2,198.24x = 6,161,760.38
  5. Step 5: Solve for x
    x = 6,161,760.38/2,198.24
  6. Step 6: Final answer
    x = 2,803.04

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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.