Home / 3,299.20-4,942.42-1,833.91

Finding the Fourth Proportional to 3,299.20, 4,942.42 and 1,833.91

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Solution

The fourth proportional to 3,299.20, 4,942.42 and 1,833.91 is: 2,747.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,299.20 : 4,942.42 = 1,833.91 : x
  2. Step 2: Convert to fraction form
    3,299.20/4,942.42 = 1,833.91/x
  3. Step 3: Cross multiply
    3,299.20x = 4,942.42 × 1,833.91
  4. Step 4: Simplify right side
    3,299.20x = 9,063,952.75
  5. Step 5: Solve for x
    x = 9,063,952.75/3,299.20
  6. Step 6: Final answer
    x = 2,747.32

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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.