Home / 4,183.12-5,772.84-2,768.02

Finding the Fourth Proportional to 4,183.12, 5,772.84 and 2,768.02

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Solution

The fourth proportional to 4,183.12, 5,772.84 and 2,768.02 is: 3,819.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,183.12 : 5,772.84 = 2,768.02 : x
  2. Step 2: Convert to fraction form
    4,183.12/5,772.84 = 2,768.02/x
  3. Step 3: Cross multiply
    4,183.12x = 5,772.84 × 2,768.02
  4. Step 4: Simplify right side
    4,183.12x = 15,979,336.58
  5. Step 5: Solve for x
    x = 15,979,336.58/4,183.12
  6. Step 6: Final answer
    x = 3,819.96

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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.