Home / 2,310.22-3,187.78-1,469.44

Finding the Fourth Proportional to 2,310.22, 3,187.78 and 1,469.44

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Solution

The fourth proportional to 2,310.22, 3,187.78 and 1,469.44 is: 2,027.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,310.22 : 3,187.78 = 1,469.44 : x
  2. Step 2: Convert to fraction form
    2,310.22/3,187.78 = 1,469.44/x
  3. Step 3: Cross multiply
    2,310.22x = 3,187.78 × 1,469.44
  4. Step 4: Simplify right side
    2,310.22x = 4,684,251.44
  5. Step 5: Solve for x
    x = 4,684,251.44/2,310.22
  6. Step 6: Final answer
    x = 2,027.62

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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.