Home / 5,839.21-8,761.52-2,919.43

Finding the Fourth Proportional to 5,839.21, 8,761.52 and 2,919.43

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Solution

The fourth proportional to 5,839.21, 8,761.52 and 2,919.43 is: 4,380.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,839.21 : 8,761.52 = 2,919.43 : x
  2. Step 2: Convert to fraction form
    5,839.21/8,761.52 = 2,919.43/x
  3. Step 3: Cross multiply
    5,839.21x = 8,761.52 × 2,919.43
  4. Step 4: Simplify right side
    5,839.21x = 25,578,644.33
  5. Step 5: Solve for x
    x = 25,578,644.33/5,839.21
  6. Step 6: Final answer
    x = 4,380.50

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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.