Home / 11,197.89-16,791.98-3,404.88

Finding the Fourth Proportional to 11,197.89, 16,791.98 and 3,404.88

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Solution

The fourth proportional to 11,197.89, 16,791.98 and 3,404.88 is: 5,105.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,197.89 : 16,791.98 = 3,404.88 : x
  2. Step 2: Convert to fraction form
    11,197.89/16,791.98 = 3,404.88/x
  3. Step 3: Cross multiply
    11,197.89x = 16,791.98 × 3,404.88
  4. Step 4: Simplify right side
    11,197.89x = 57,174,659.84
  5. Step 5: Solve for x
    x = 57,174,659.84/11,197.89
  6. Step 6: Final answer
    x = 5,105.84

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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.