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Finding the Fourth Proportional to 3,093.20, 4,630.20 and 2,229.20

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Solution

The fourth proportional to 3,093.20, 4,630.20 and 2,229.20 is: 3,336.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,093.20 : 4,630.20 = 2,229.20 : x
  2. Step 2: Convert to fraction form
    3,093.20/4,630.20 = 2,229.20/x
  3. Step 3: Cross multiply
    3,093.20x = 4,630.20 × 2,229.20
  4. Step 4: Simplify right side
    3,093.20x = 10,321,641.84
  5. Step 5: Solve for x
    x = 10,321,641.84/3,093.20
  6. Step 6: Final answer
    x = 3,336.88

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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.