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Finding the Fourth Proportional to 8,824.92, 13,163.29 and 8,108.52

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Solution

The fourth proportional to 8,824.92, 13,163.29 and 8,108.52 is: 12,094.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,824.92 : 13,163.29 = 8,108.52 : x
  2. Step 2: Convert to fraction form
    8,824.92/13,163.29 = 8,108.52/x
  3. Step 3: Cross multiply
    8,824.92x = 13,163.29 × 8,108.52
  4. Step 4: Simplify right side
    8,824.92x = 106,734,800.23
  5. Step 5: Solve for x
    x = 106,734,800.23/8,824.92
  6. Step 6: Final answer
    x = 12,094.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.