Home / 11,982.38-17,961.24-4,584.84

Finding the Fourth Proportional to 11,982.38, 17,961.24 and 4,584.84

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Solution

The fourth proportional to 11,982.38, 17,961.24 and 4,584.84 is: 6,872.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,982.38 : 17,961.24 = 4,584.84 : x
  2. Step 2: Convert to fraction form
    11,982.38/17,961.24 = 4,584.84/x
  3. Step 3: Cross multiply
    11,982.38x = 17,961.24 × 4,584.84
  4. Step 4: Simplify right side
    11,982.38x = 82,349,411.60
  5. Step 5: Solve for x
    x = 82,349,411.60/11,982.38
  6. Step 6: Final answer
    x = 6,872.54

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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.