Home / 4,092.76-5,647.92-2,229.76

Finding the Fourth Proportional to 4,092.76, 5,647.92 and 2,229.76

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Solution

The fourth proportional to 4,092.76, 5,647.92 and 2,229.76 is: 3,077.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,092.76 : 5,647.92 = 2,229.76 : x
  2. Step 2: Convert to fraction form
    4,092.76/5,647.92 = 2,229.76/x
  3. Step 3: Cross multiply
    4,092.76x = 5,647.92 × 2,229.76
  4. Step 4: Simplify right side
    4,092.76x = 12,593,506.10
  5. Step 5: Solve for x
    x = 12,593,506.10/4,092.76
  6. Step 6: Final answer
    x = 3,077.02

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1.5x scale

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.