Home / 2,747.94-4,122.35-1,361.33

Finding the Fourth Proportional to 2,747.94, 4,122.35 and 1,361.33

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Solution

The fourth proportional to 2,747.94, 4,122.35 and 1,361.33 is: 2,042.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,747.94 : 4,122.35 = 1,361.33 : x
  2. Step 2: Convert to fraction form
    2,747.94/4,122.35 = 1,361.33/x
  3. Step 3: Cross multiply
    2,747.94x = 4,122.35 × 1,361.33
  4. Step 4: Simplify right side
    2,747.94x = 5,611,878.73
  5. Step 5: Solve for x
    x = 5,611,878.73/2,747.94
  6. Step 6: Final answer
    x = 2,042.21

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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.