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Finding the Fourth Proportional to 8,826.26, 13,239.11 and 2,252.42

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Solution

The fourth proportional to 8,826.26, 13,239.11 and 2,252.42 is: 3,378.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,826.26 : 13,239.11 = 2,252.42 : x
  2. Step 2: Convert to fraction form
    8,826.26/13,239.11 = 2,252.42/x
  3. Step 3: Cross multiply
    8,826.26x = 13,239.11 × 2,252.42
  4. Step 4: Simplify right side
    8,826.26x = 29,820,036.15
  5. Step 5: Solve for x
    x = 29,820,036.15/8,826.26
  6. Step 6: Final answer
    x = 3,378.56

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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.