Home / 4,092.50-5,647.77-2,229.62

Finding the Fourth Proportional to 4,092.50, 5,647.77 and 2,229.62

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Solution

The fourth proportional to 4,092.50, 5,647.77 and 2,229.62 is: 3,076.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,092.50 : 5,647.77 = 2,229.62 : x
  2. Step 2: Convert to fraction form
    4,092.50/5,647.77 = 2,229.62/x
  3. Step 3: Cross multiply
    4,092.50x = 5,647.77 × 2,229.62
  4. Step 4: Simplify right side
    4,092.50x = 12,592,380.95
  5. Step 5: Solve for x
    x = 12,592,380.95/4,092.50
  6. Step 6: Final answer
    x = 3,076.94

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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.