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Finding the Fourth Proportional to 8,793.27, 13,178.43 and 6,705.63

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Solution

The fourth proportional to 8,793.27, 13,178.43 and 6,705.63 is: 10,049.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,793.27 : 13,178.43 = 6,705.63 : x
  2. Step 2: Convert to fraction form
    8,793.27/13,178.43 = 6,705.63/x
  3. Step 3: Cross multiply
    8,793.27x = 13,178.43 × 6,705.63
  4. Step 4: Simplify right side
    8,793.27x = 88,369,675.56
  5. Step 5: Solve for x
    x = 88,369,675.56/8,793.27
  6. Step 6: Final answer
    x = 10,049.69

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1.5x scale

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.