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Finding the Fourth Proportional to 8,227.73, 11,352.59 and 4,868.87

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Solution

The fourth proportional to 8,227.73, 11,352.59 and 4,868.87 is: 6,718.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,227.73 : 11,352.59 = 4,868.87 : x
  2. Step 2: Convert to fraction form
    8,227.73/11,352.59 = 4,868.87/x
  3. Step 3: Cross multiply
    8,227.73x = 11,352.59 × 4,868.87
  4. Step 4: Simplify right side
    8,227.73x = 55,274,240.28
  5. Step 5: Solve for x
    x = 55,274,240.28/8,227.73
  6. Step 6: Final answer
    x = 6,718.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.