Home / 3,974.78-5,962.08-2,341.69

Finding the Fourth Proportional to 3,974.78, 5,962.08 and 2,341.69

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Solution

The fourth proportional to 3,974.78, 5,962.08 and 2,341.69 is: 3,512.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,974.78 : 5,962.08 = 2,341.69 : x
  2. Step 2: Convert to fraction form
    3,974.78/5,962.08 = 2,341.69/x
  3. Step 3: Cross multiply
    3,974.78x = 5,962.08 × 2,341.69
  4. Step 4: Simplify right side
    3,974.78x = 13,961,343.12
  5. Step 5: Solve for x
    x = 13,961,343.12/3,974.78
  6. Step 6: Final answer
    x = 3,512.48

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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.