Home / 5,193.38-7,790.52-2,231.96

Finding the Fourth Proportional to 5,193.38, 7,790.52 and 2,231.96

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Solution

The fourth proportional to 5,193.38, 7,790.52 and 2,231.96 is: 3,348.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,193.38 : 7,790.52 = 2,231.96 : x
  2. Step 2: Convert to fraction form
    5,193.38/7,790.52 = 2,231.96/x
  3. Step 3: Cross multiply
    5,193.38x = 7,790.52 × 2,231.96
  4. Step 4: Simplify right side
    5,193.38x = 17,388,129.02
  5. Step 5: Solve for x
    x = 17,388,129.02/5,193.38
  6. Step 6: Final answer
    x = 3,348.13

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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.