Home / 11,744.33-17,616.56-2,979.25

Finding the Fourth Proportional to 11,744.33, 17,616.56 and 2,979.25

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Solution

The fourth proportional to 11,744.33, 17,616.56 and 2,979.25 is: 4,468.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,744.33 : 17,616.56 = 2,979.25 : x
  2. Step 2: Convert to fraction form
    11,744.33/17,616.56 = 2,979.25/x
  3. Step 3: Cross multiply
    11,744.33x = 17,616.56 × 2,979.25
  4. Step 4: Simplify right side
    11,744.33x = 52,484,077.44
  5. Step 5: Solve for x
    x = 52,484,077.44/11,744.33
  6. Step 6: Final answer
    x = 4,468.89

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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.