Home / 3,804.39-5,250.42-2,311.97

Finding the Fourth Proportional to 3,804.39, 5,250.42 and 2,311.97

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Solution

The fourth proportional to 3,804.39, 5,250.42 and 2,311.97 is: 3,190.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,804.39 : 5,250.42 = 2,311.97 : x
  2. Step 2: Convert to fraction form
    3,804.39/5,250.42 = 2,311.97/x
  3. Step 3: Cross multiply
    3,804.39x = 5,250.42 × 2,311.97
  4. Step 4: Simplify right side
    3,804.39x = 12,138,787.28
  5. Step 5: Solve for x
    x = 12,138,787.28/3,804.39
  6. Step 6: Final answer
    x = 3,190.73

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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.