Home / 3,769.54-5,198.79-2,425.36

Finding the Fourth Proportional to 3,769.54, 5,198.79 and 2,425.36

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Solution

The fourth proportional to 3,769.54, 5,198.79 and 2,425.36 is: 3,344.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,769.54 : 5,198.79 = 2,425.36 : x
  2. Step 2: Convert to fraction form
    3,769.54/5,198.79 = 2,425.36/x
  3. Step 3: Cross multiply
    3,769.54x = 5,198.79 × 2,425.36
  4. Step 4: Simplify right side
    3,769.54x = 12,608,937.31
  5. Step 5: Solve for x
    x = 12,608,937.31/3,769.54
  6. Step 6: Final answer
    x = 3,344.95

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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.