Home / 11,091.54-16,632.46-4,161.18

Finding the Fourth Proportional to 11,091.54, 16,632.46 and 4,161.18

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Solution

The fourth proportional to 11,091.54, 16,632.46 and 4,161.18 is: 6,239.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,091.54 : 16,632.46 = 4,161.18 : x
  2. Step 2: Convert to fraction form
    11,091.54/16,632.46 = 4,161.18/x
  3. Step 3: Cross multiply
    11,091.54x = 16,632.46 × 4,161.18
  4. Step 4: Simplify right side
    11,091.54x = 69,210,659.90
  5. Step 5: Solve for x
    x = 69,210,659.90/11,091.54
  6. Step 6: Final answer
    x = 6,239.95

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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.