Home / 3,738.70-5,608.92-1,273.54

Finding the Fourth Proportional to 3,738.70, 5,608.92 and 1,273.54

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Solution

The fourth proportional to 3,738.70, 5,608.92 and 1,273.54 is: 1,910.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,738.70 : 5,608.92 = 1,273.54 : x
  2. Step 2: Convert to fraction form
    3,738.70/5,608.92 = 1,273.54/x
  3. Step 3: Cross multiply
    3,738.70x = 5,608.92 × 1,273.54
  4. Step 4: Simplify right side
    3,738.70x = 7,143,183.98
  5. Step 5: Solve for x
    x = 7,143,183.98/3,738.70
  6. Step 6: Final answer
    x = 1,910.61

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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.