Home / 8,376.44-12,545.52-3,996.97

Finding the Fourth Proportional to 8,376.44, 12,545.52 and 3,996.97

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Solution

The fourth proportional to 8,376.44, 12,545.52 and 3,996.97 is: 5,986.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,376.44 : 12,545.52 = 3,996.97 : x
  2. Step 2: Convert to fraction form
    8,376.44/12,545.52 = 3,996.97/x
  3. Step 3: Cross multiply
    8,376.44x = 12,545.52 × 3,996.97
  4. Step 4: Simplify right side
    8,376.44x = 50,144,072.87
  5. Step 5: Solve for x
    x = 50,144,072.87/8,376.44
  6. Step 6: Final answer
    x = 5,986.32

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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.