Home / 5,133.92-7,693.44-2,791.94

Finding the Fourth Proportional to 5,133.92, 7,693.44 and 2,791.94

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Solution

The fourth proportional to 5,133.92, 7,693.44 and 2,791.94 is: 4,183.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,133.92 : 7,693.44 = 2,791.94 : x
  2. Step 2: Convert to fraction form
    5,133.92/7,693.44 = 2,791.94/x
  3. Step 3: Cross multiply
    5,133.92x = 7,693.44 × 2,791.94
  4. Step 4: Simplify right side
    5,133.92x = 21,479,622.87
  5. Step 5: Solve for x
    x = 21,479,622.87/5,133.92
  6. Step 6: Final answer
    x = 4,183.86

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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.