Home / 3,110.78-4,296.99-2,304.88

Finding the Fourth Proportional to 3,110.78, 4,296.99 and 2,304.88

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Solution

The fourth proportional to 3,110.78, 4,296.99 and 2,304.88 is: 3,183.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,110.78 : 4,296.99 = 2,304.88 : x
  2. Step 2: Convert to fraction form
    3,110.78/4,296.99 = 2,304.88/x
  3. Step 3: Cross multiply
    3,110.78x = 4,296.99 × 2,304.88
  4. Step 4: Simplify right side
    3,110.78x = 9,904,035.57
  5. Step 5: Solve for x
    x = 9,904,035.57/3,110.78
  6. Step 6: Final answer
    x = 3,183.78

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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.