Home / 3,962.89-5,469.73-2,284.88

Finding the Fourth Proportional to 3,962.89, 5,469.73 and 2,284.88

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Solution

The fourth proportional to 3,962.89, 5,469.73 and 2,284.88 is: 3,153.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,962.89 : 5,469.73 = 2,284.88 : x
  2. Step 2: Convert to fraction form
    3,962.89/5,469.73 = 2,284.88/x
  3. Step 3: Cross multiply
    3,962.89x = 5,469.73 × 2,284.88
  4. Step 4: Simplify right side
    3,962.89x = 12,497,676.68
  5. Step 5: Solve for x
    x = 12,497,676.68/3,962.89
  6. Step 6: Final answer
    x = 3,153.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.