Home / 8,450.38-12,673.68-2,605.96

Finding the Fourth Proportional to 8,450.38, 12,673.68 and 2,605.96

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Solution

The fourth proportional to 8,450.38, 12,673.68 and 2,605.96 is: 3,908.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,450.38 : 12,673.68 = 2,605.96 : x
  2. Step 2: Convert to fraction form
    8,450.38/12,673.68 = 2,605.96/x
  3. Step 3: Cross multiply
    8,450.38x = 12,673.68 × 2,605.96
  4. Step 4: Simplify right side
    8,450.38x = 33,027,103.13
  5. Step 5: Solve for x
    x = 33,027,103.13/8,450.38
  6. Step 6: Final answer
    x = 3,908.36

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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.