Home / 5,233.58-7,839.76-2,418.41

Finding the Fourth Proportional to 5,233.58, 7,839.76 and 2,418.41

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Solution

The fourth proportional to 5,233.58, 7,839.76 and 2,418.41 is: 3,622.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,233.58 : 7,839.76 = 2,418.41 : x
  2. Step 2: Convert to fraction form
    5,233.58/7,839.76 = 2,418.41/x
  3. Step 3: Cross multiply
    5,233.58x = 7,839.76 × 2,418.41
  4. Step 4: Simplify right side
    5,233.58x = 18,959,767.85
  5. Step 5: Solve for x
    x = 18,959,767.85/5,233.58
  6. Step 6: Final answer
    x = 3,622.72

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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.