Home / 11,061.18-16,591.25-3,163.68

Finding the Fourth Proportional to 11,061.18, 16,591.25 and 3,163.68

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Solution

The fourth proportional to 11,061.18, 16,591.25 and 3,163.68 is: 4,745.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,061.18 : 16,591.25 = 3,163.68 : x
  2. Step 2: Convert to fraction form
    11,061.18/16,591.25 = 3,163.68/x
  3. Step 3: Cross multiply
    11,061.18x = 16,591.25 × 3,163.68
  4. Step 4: Simplify right side
    11,061.18x = 52,489,413.71
  5. Step 5: Solve for x
    x = 52,489,413.71/11,061.18
  6. Step 6: Final answer
    x = 4,745.37

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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.