Home / 3,769.92-5,202.52-2,198.16

Finding the Fourth Proportional to 3,769.92, 5,202.52 and 2,198.16

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Solution

The fourth proportional to 3,769.92, 5,202.52 and 2,198.16 is: 3,033.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,769.92 : 5,202.52 = 2,198.16 : x
  2. Step 2: Convert to fraction form
    3,769.92/5,202.52 = 2,198.16/x
  3. Step 3: Cross multiply
    3,769.92x = 5,202.52 × 2,198.16
  4. Step 4: Simplify right side
    3,769.92x = 11,435,971.36
  5. Step 5: Solve for x
    x = 11,435,971.36/3,769.92
  6. Step 6: Final answer
    x = 3,033.48

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1.5x scale

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.