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Finding the Fourth Proportional to 8,344.44, 12,519.54 and 4,837.49

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Solution

The fourth proportional to 8,344.44, 12,519.54 and 4,837.49 is: 7,257.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,344.44 : 12,519.54 = 4,837.49 : x
  2. Step 2: Convert to fraction form
    8,344.44/12,519.54 = 4,837.49/x
  3. Step 3: Cross multiply
    8,344.44x = 12,519.54 × 4,837.49
  4. Step 4: Simplify right side
    8,344.44x = 60,563,149.55
  5. Step 5: Solve for x
    x = 60,563,149.55/8,344.44
  6. Step 6: Final answer
    x = 7,257.91

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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.