Home / 3,974.22-5,961.51-1,508.49

Finding the Fourth Proportional to 3,974.22, 5,961.51 and 1,508.49

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Solution

The fourth proportional to 3,974.22, 5,961.51 and 1,508.49 is: 2,262.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,974.22 : 5,961.51 = 1,508.49 : x
  2. Step 2: Convert to fraction form
    3,974.22/5,961.51 = 1,508.49/x
  3. Step 3: Cross multiply
    3,974.22x = 5,961.51 × 1,508.49
  4. Step 4: Simplify right side
    3,974.22x = 8,992,878.22
  5. Step 5: Solve for x
    x = 8,992,878.22/3,974.22
  6. Step 6: Final answer
    x = 2,262.80

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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.