Home / 3,882.33-5,357.57-2,369.39

Finding the Fourth Proportional to 3,882.33, 5,357.57 and 2,369.39

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Solution

The fourth proportional to 3,882.33, 5,357.57 and 2,369.39 is: 3,269.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,882.33 : 5,357.57 = 2,369.39 : x
  2. Step 2: Convert to fraction form
    3,882.33/5,357.57 = 2,369.39/x
  3. Step 3: Cross multiply
    3,882.33x = 5,357.57 × 2,369.39
  4. Step 4: Simplify right side
    3,882.33x = 12,694,134.15
  5. Step 5: Solve for x
    x = 12,694,134.15/3,882.33
  6. Step 6: Final answer
    x = 3,269.72

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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.