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Finding the Fourth Proportional to 8,808.60, 13,212.87 and 2,234.77

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Solution

The fourth proportional to 8,808.60, 13,212.87 and 2,234.77 is: 3,352.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,808.60 : 13,212.87 = 2,234.77 : x
  2. Step 2: Convert to fraction form
    8,808.60/13,212.87 = 2,234.77/x
  3. Step 3: Cross multiply
    8,808.60x = 13,212.87 × 2,234.77
  4. Step 4: Simplify right side
    8,808.60x = 29,527,659.43
  5. Step 5: Solve for x
    x = 29,527,659.43/8,808.60
  6. Step 6: Final answer
    x = 3,352.14

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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.