Home / 3,611.97-5,418.71-2,052.69

Finding the Fourth Proportional to 3,611.97, 5,418.71 and 2,052.69

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Solution

The fourth proportional to 3,611.97, 5,418.71 and 2,052.69 is: 3,079.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,611.97 : 5,418.71 = 2,052.69 : x
  2. Step 2: Convert to fraction form
    3,611.97/5,418.71 = 2,052.69/x
  3. Step 3: Cross multiply
    3,611.97x = 5,418.71 × 2,052.69
  4. Step 4: Simplify right side
    3,611.97x = 11,122,921.57
  5. Step 5: Solve for x
    x = 11,122,921.57/3,611.97
  6. Step 6: Final answer
    x = 3,079.47

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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.