Home / 3,963.97-5,941.66-2,578.30

Finding the Fourth Proportional to 3,963.97, 5,941.66 and 2,578.30

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Solution

The fourth proportional to 3,963.97, 5,941.66 and 2,578.30 is: 3,864.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,963.97 : 5,941.66 = 2,578.30 : x
  2. Step 2: Convert to fraction form
    3,963.97/5,941.66 = 2,578.30/x
  3. Step 3: Cross multiply
    3,963.97x = 5,941.66 × 2,578.30
  4. Step 4: Simplify right side
    3,963.97x = 15,319,381.98
  5. Step 5: Solve for x
    x = 15,319,381.98/3,963.97
  6. Step 6: Final answer
    x = 3,864.66

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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.