Home / 3,919.18-5,874.66-1,837.44

Finding the Fourth Proportional to 3,919.18, 5,874.66 and 1,837.44

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Solution

The fourth proportional to 3,919.18, 5,874.66 and 1,837.44 is: 2,754.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,919.18 : 5,874.66 = 1,837.44 : x
  2. Step 2: Convert to fraction form
    3,919.18/5,874.66 = 1,837.44/x
  3. Step 3: Cross multiply
    3,919.18x = 5,874.66 × 1,837.44
  4. Step 4: Simplify right side
    3,919.18x = 10,794,335.27
  5. Step 5: Solve for x
    x = 10,794,335.27/3,919.18
  6. Step 6: Final answer
    x = 2,754.23

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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.