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Finding the Fourth Proportional to 8,268.44, 12,402.52 and 2,028.44

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Solution

The fourth proportional to 8,268.44, 12,402.52 and 2,028.44 is: 3,042.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,268.44 : 12,402.52 = 2,028.44 : x
  2. Step 2: Convert to fraction form
    8,268.44/12,402.52 = 2,028.44/x
  3. Step 3: Cross multiply
    8,268.44x = 12,402.52 × 2,028.44
  4. Step 4: Simplify right side
    8,268.44x = 25,157,767.67
  5. Step 5: Solve for x
    x = 25,157,767.67/8,268.44
  6. Step 6: Final answer
    x = 3,042.63

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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.