Home / 8,008.52-12,003.80-2,738.60

Finding the Fourth Proportional to 8,008.52, 12,003.80 and 2,738.60

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Solution

The fourth proportional to 8,008.52, 12,003.80 and 2,738.60 is: 4,104.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,008.52 : 12,003.80 = 2,738.60 : x
  2. Step 2: Convert to fraction form
    8,008.52/12,003.80 = 2,738.60/x
  3. Step 3: Cross multiply
    8,008.52x = 12,003.80 × 2,738.60
  4. Step 4: Simplify right side
    8,008.52x = 32,873,606.68
  5. Step 5: Solve for x
    x = 32,873,606.68/8,008.52
  6. Step 6: Final answer
    x = 4,104.83

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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.