Home / 8,258.03-12,387.62-3,327.68

Finding the Fourth Proportional to 8,258.03, 12,387.62 and 3,327.68

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Solution

The fourth proportional to 8,258.03, 12,387.62 and 3,327.68 is: 4,991.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,258.03 : 12,387.62 = 3,327.68 : x
  2. Step 2: Convert to fraction form
    8,258.03/12,387.62 = 3,327.68/x
  3. Step 3: Cross multiply
    8,258.03x = 12,387.62 × 3,327.68
  4. Step 4: Simplify right side
    8,258.03x = 41,221,956.75
  5. Step 5: Solve for x
    x = 41,221,956.75/8,258.03
  6. Step 6: Final answer
    x = 4,991.75

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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.