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Finding the Fourth Proportional to 8,808.07, 13,212.21 and 2,234.09

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Solution

The fourth proportional to 8,808.07, 13,212.21 and 2,234.09 is: 3,351.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,808.07 : 13,212.21 = 2,234.09 : x
  2. Step 2: Convert to fraction form
    8,808.07/13,212.21 = 2,234.09/x
  3. Step 3: Cross multiply
    8,808.07x = 13,212.21 × 2,234.09
  4. Step 4: Simplify right side
    8,808.07x = 29,517,266.24
  5. Step 5: Solve for x
    x = 29,517,266.24/8,808.07
  6. Step 6: Final answer
    x = 3,351.16

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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.