Home / 3,425.88-5,137.61-1,234.02

Finding the Fourth Proportional to 3,425.88, 5,137.61 and 1,234.02

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Solution

The fourth proportional to 3,425.88, 5,137.61 and 1,234.02 is: 1,850.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,425.88 : 5,137.61 = 1,234.02 : x
  2. Step 2: Convert to fraction form
    3,425.88/5,137.61 = 1,234.02/x
  3. Step 3: Cross multiply
    3,425.88x = 5,137.61 × 1,234.02
  4. Step 4: Simplify right side
    3,425.88x = 6,339,907.32
  5. Step 5: Solve for x
    x = 6,339,907.32/3,425.88
  6. Step 6: Final answer
    x = 1,850.59

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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.