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Finding the Fourth Proportional to 8,793.31, 13,161.64 and 5,793.82

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Solution

The fourth proportional to 8,793.31, 13,161.64 and 5,793.82 is: 8,672.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,793.31 : 13,161.64 = 5,793.82 : x
  2. Step 2: Convert to fraction form
    8,793.31/13,161.64 = 5,793.82/x
  3. Step 3: Cross multiply
    8,793.31x = 13,161.64 × 5,793.82
  4. Step 4: Simplify right side
    8,793.31x = 76,256,173.06
  5. Step 5: Solve for x
    x = 76,256,173.06/8,793.31
  6. Step 6: Final answer
    x = 8,672.07

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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.