Home / 11,091.26-16,630.49-5,247.86

Finding the Fourth Proportional to 11,091.26, 16,630.49 and 5,247.86

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Solution

The fourth proportional to 11,091.26, 16,630.49 and 5,247.86 is: 7,868.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,091.26 : 16,630.49 = 5,247.86 : x
  2. Step 2: Convert to fraction form
    11,091.26/16,630.49 = 5,247.86/x
  3. Step 3: Cross multiply
    11,091.26x = 16,630.49 × 5,247.86
  4. Step 4: Simplify right side
    11,091.26x = 87,274,413.22
  5. Step 5: Solve for x
    x = 87,274,413.22/11,091.26
  6. Step 6: Final answer
    x = 7,868.75

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.