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Finding the Fourth Proportional to 8,348.44, 12,523.88 and 2,800.54

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Solution

The fourth proportional to 8,348.44, 12,523.88 and 2,800.54 is: 4,201.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,348.44 : 12,523.88 = 2,800.54 : x
  2. Step 2: Convert to fraction form
    8,348.44/12,523.88 = 2,800.54/x
  3. Step 3: Cross multiply
    8,348.44x = 12,523.88 × 2,800.54
  4. Step 4: Simplify right side
    8,348.44x = 35,073,626.90
  5. Step 5: Solve for x
    x = 35,073,626.90/8,348.44
  6. Step 6: Final answer
    x = 4,201.22

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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.