Home / 5,166.20-7,747.92-2,243.81

Finding the Fourth Proportional to 5,166.20, 7,747.92 and 2,243.81

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Solution

The fourth proportional to 5,166.20, 7,747.92 and 2,243.81 is: 3,365.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,166.20 : 7,747.92 = 2,243.81 : x
  2. Step 2: Convert to fraction form
    5,166.20/7,747.92 = 2,243.81/x
  3. Step 3: Cross multiply
    5,166.20x = 7,747.92 × 2,243.81
  4. Step 4: Simplify right side
    5,166.20x = 17,384,879.75
  5. Step 5: Solve for x
    x = 17,384,879.75/5,166.20
  6. Step 6: Final answer
    x = 3,365.12

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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.