Home / 8,218.08-12,327.20-2,062.08

Finding the Fourth Proportional to 8,218.08, 12,327.20 and 2,062.08

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Solution

The fourth proportional to 8,218.08, 12,327.20 and 2,062.08 is: 3,093.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,218.08 : 12,327.20 = 2,062.08 : x
  2. Step 2: Convert to fraction form
    8,218.08/12,327.20 = 2,062.08/x
  3. Step 3: Cross multiply
    8,218.08x = 12,327.20 × 2,062.08
  4. Step 4: Simplify right side
    8,218.08x = 25,419,672.58
  5. Step 5: Solve for x
    x = 25,419,672.58/8,218.08
  6. Step 6: Final answer
    x = 3,093.14

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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.