Home / 4,092.28-5,647.35-2,229.28

Finding the Fourth Proportional to 4,092.28, 5,647.35 and 2,229.28

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Solution

The fourth proportional to 4,092.28, 5,647.35 and 2,229.28 is: 3,076.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,092.28 : 5,647.35 = 2,229.28 : x
  2. Step 2: Convert to fraction form
    4,092.28/5,647.35 = 2,229.28/x
  3. Step 3: Cross multiply
    4,092.28x = 5,647.35 × 2,229.28
  4. Step 4: Simplify right side
    4,092.28x = 12,589,524.41
  5. Step 5: Solve for x
    x = 12,589,524.41/4,092.28
  6. Step 6: Final answer
    x = 3,076.41

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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.