Home / 10,940.20-16,413.44-3,544.49

Finding the Fourth Proportional to 10,940.20, 16,413.44 and 3,544.49

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Solution

The fourth proportional to 10,940.20, 16,413.44 and 3,544.49 is: 5,317.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,940.20 : 16,413.44 = 3,544.49 : x
  2. Step 2: Convert to fraction form
    10,940.20/16,413.44 = 3,544.49/x
  3. Step 3: Cross multiply
    10,940.20x = 16,413.44 × 3,544.49
  4. Step 4: Simplify right side
    10,940.20x = 58,177,297.26
  5. Step 5: Solve for x
    x = 58,177,297.26/10,940.20
  6. Step 6: Final answer
    x = 5,317.76

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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.