Home / 11,744.51-17,616.72-2,979.41

Finding the Fourth Proportional to 11,744.51, 17,616.72 and 2,979.41

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Solution

The fourth proportional to 11,744.51, 17,616.72 and 2,979.41 is: 4,469.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,744.51 : 17,616.72 = 2,979.41 : x
  2. Step 2: Convert to fraction form
    11,744.51/17,616.72 = 2,979.41/x
  3. Step 3: Cross multiply
    11,744.51x = 17,616.72 × 2,979.41
  4. Step 4: Simplify right side
    11,744.51x = 52,487,343.65
  5. Step 5: Solve for x
    x = 52,487,343.65/11,744.51
  6. Step 6: Final answer
    x = 4,469.10

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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.