Home / 3,413.88-5,125.68-3,257.28

Finding the Fourth Proportional to 3,413.88, 5,125.68 and 3,257.28

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Solution

The fourth proportional to 3,413.88, 5,125.68 and 3,257.28 is: 4,890.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,413.88 : 5,125.68 = 3,257.28 : x
  2. Step 2: Convert to fraction form
    3,413.88/5,125.68 = 3,257.28/x
  3. Step 3: Cross multiply
    3,413.88x = 5,125.68 × 3,257.28
  4. Step 4: Simplify right side
    3,413.88x = 16,695,774.95
  5. Step 5: Solve for x
    x = 16,695,774.95/3,413.88
  6. Step 6: Final answer
    x = 4,890.56

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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.