Home / 8,446.15-12,669.97-2,206.11

Finding the Fourth Proportional to 8,446.15, 12,669.97 and 2,206.11

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Solution

The fourth proportional to 8,446.15, 12,669.97 and 2,206.11 is: 3,309.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,446.15 : 12,669.97 = 2,206.11 : x
  2. Step 2: Convert to fraction form
    8,446.15/12,669.97 = 2,206.11/x
  3. Step 3: Cross multiply
    8,446.15x = 12,669.97 × 2,206.11
  4. Step 4: Simplify right side
    8,446.15x = 27,951,342.00
  5. Step 5: Solve for x
    x = 27,951,342.00/8,446.15
  6. Step 6: Final answer
    x = 3,309.36

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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.