Home / 11,091.88-16,637.75-3,194.60

Finding the Fourth Proportional to 11,091.88, 16,637.75 and 3,194.60

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Solution

The fourth proportional to 11,091.88, 16,637.75 and 3,194.60 is: 4,791.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,091.88 : 16,637.75 = 3,194.60 : x
  2. Step 2: Convert to fraction form
    11,091.88/16,637.75 = 3,194.60/x
  3. Step 3: Cross multiply
    11,091.88x = 16,637.75 × 3,194.60
  4. Step 4: Simplify right side
    11,091.88x = 53,150,940.18
  5. Step 5: Solve for x
    x = 53,150,940.18/11,091.88
  6. Step 6: Final answer
    x = 4,791.88

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1.5x scale

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.