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Finding the Fourth Proportional to 8,793.43, 13,188.07 and 2,551.79

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Solution

The fourth proportional to 8,793.43, 13,188.07 and 2,551.79 is: 3,827.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,793.43 : 13,188.07 = 2,551.79 : x
  2. Step 2: Convert to fraction form
    8,793.43/13,188.07 = 2,551.79/x
  3. Step 3: Cross multiply
    8,793.43x = 13,188.07 × 2,551.79
  4. Step 4: Simplify right side
    8,793.43x = 33,653,178.77
  5. Step 5: Solve for x
    x = 33,653,178.77/8,793.43
  6. Step 6: Final answer
    x = 3,827.08

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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.