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Finding the Fourth Proportional to 8,826, 13,245.08 and 3,631.88

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Solution

The fourth proportional to 8,826, 13,245.08 and 3,631.88 is: 5,450.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,826 : 13,245.08 = 3,631.88 : x
  2. Step 2: Convert to fraction form
    8,826/13,245.08 = 3,631.88/x
  3. Step 3: Cross multiply
    8,826x = 13,245.08 × 3,631.88
  4. Step 4: Simplify right side
    8,826x = 48,104,456.77
  5. Step 5: Solve for x
    x = 48,104,456.77/8,826
  6. Step 6: Final answer
    x = 5,450.31

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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.