Home / 3,961.94-5,938.86-2,863.58

Finding the Fourth Proportional to 3,961.94, 5,938.86 and 2,863.58

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Solution

The fourth proportional to 3,961.94, 5,938.86 and 2,863.58 is: 4,292.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,961.94 : 5,938.86 = 2,863.58 : x
  2. Step 2: Convert to fraction form
    3,961.94/5,938.86 = 2,863.58/x
  3. Step 3: Cross multiply
    3,961.94x = 5,938.86 × 2,863.58
  4. Step 4: Simplify right side
    3,961.94x = 17,006,400.72
  5. Step 5: Solve for x
    x = 17,006,400.72/3,961.94
  6. Step 6: Final answer
    x = 4,292.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.