Home / 3,199.20-4,792.52-2,850.90

Finding the Fourth Proportional to 3,199.20, 4,792.52 and 2,850.90

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Solution

The fourth proportional to 3,199.20, 4,792.52 and 2,850.90 is: 4,270.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,199.20 : 4,792.52 = 2,850.90 : x
  2. Step 2: Convert to fraction form
    3,199.20/4,792.52 = 2,850.90/x
  3. Step 3: Cross multiply
    3,199.20x = 4,792.52 × 2,850.90
  4. Step 4: Simplify right side
    3,199.20x = 13,662,995.27
  5. Step 5: Solve for x
    x = 13,662,995.27/3,199.20
  6. Step 6: Final answer
    x = 4,270.75

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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.