Home / 3,769.92-5,198.52-2,650.48

Finding the Fourth Proportional to 3,769.92, 5,198.52 and 2,650.48

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Solution

The fourth proportional to 3,769.92, 5,198.52 and 2,650.48 is: 3,654.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,769.92 : 5,198.52 = 2,650.48 : x
  2. Step 2: Convert to fraction form
    3,769.92/5,198.52 = 2,650.48/x
  3. Step 3: Cross multiply
    3,769.92x = 5,198.52 × 2,650.48
  4. Step 4: Simplify right side
    3,769.92x = 13,778,573.29
  5. Step 5: Solve for x
    x = 13,778,573.29/3,769.92
  6. Step 6: Final answer
    x = 3,654.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.