Home / 11,376.50-17,072.44-3,981.03

Finding the Fourth Proportional to 11,376.50, 17,072.44 and 3,981.03

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Solution

The fourth proportional to 11,376.50, 17,072.44 and 3,981.03 is: 5,974.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,376.50 : 17,072.44 = 3,981.03 : x
  2. Step 2: Convert to fraction form
    11,376.50/17,072.44 = 3,981.03/x
  3. Step 3: Cross multiply
    11,376.50x = 17,072.44 × 3,981.03
  4. Step 4: Simplify right side
    11,376.50x = 67,965,833.04
  5. Step 5: Solve for x
    x = 67,965,833.04/11,376.50
  6. Step 6: Final answer
    x = 5,974.23

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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.