Home / 10,979.62-16,469.96-3,584.07

Finding the Fourth Proportional to 10,979.62, 16,469.96 and 3,584.07

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Solution

The fourth proportional to 10,979.62, 16,469.96 and 3,584.07 is: 5,376.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,979.62 : 16,469.96 = 3,584.07 : x
  2. Step 2: Convert to fraction form
    10,979.62/16,469.96 = 3,584.07/x
  3. Step 3: Cross multiply
    10,979.62x = 16,469.96 × 3,584.07
  4. Step 4: Simplify right side
    10,979.62x = 59,029,489.54
  5. Step 5: Solve for x
    x = 59,029,489.54/10,979.62
  6. Step 6: Final answer
    x = 5,376.28

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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.