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Finding the Fourth Proportional to 8,808.05, 13,212.09 and 2,234.76

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Solution

The fourth proportional to 8,808.05, 13,212.09 and 2,234.76 is: 3,352.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,808.05 : 13,212.09 = 2,234.76 : x
  2. Step 2: Convert to fraction form
    8,808.05/13,212.09 = 2,234.76/x
  3. Step 3: Cross multiply
    8,808.05x = 13,212.09 × 2,234.76
  4. Step 4: Simplify right side
    8,808.05x = 29,525,850.25
  5. Step 5: Solve for x
    x = 29,525,850.25/8,808.05
  6. Step 6: Final answer
    x = 3,352.15

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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.