Home / 3,348.20-5,022.30-2,618.39

Finding the Fourth Proportional to 3,348.20, 5,022.30 and 2,618.39

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Solution

The fourth proportional to 3,348.20, 5,022.30 and 2,618.39 is: 3,927.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,348.20 : 5,022.30 = 2,618.39 : x
  2. Step 2: Convert to fraction form
    3,348.20/5,022.30 = 2,618.39/x
  3. Step 3: Cross multiply
    3,348.20x = 5,022.30 × 2,618.39
  4. Step 4: Simplify right side
    3,348.20x = 13,150,340.10
  5. Step 5: Solve for x
    x = 13,150,340.10/3,348.20
  6. Step 6: Final answer
    x = 3,927.59

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Similar ratio
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1.5x scale

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.