Home / 11,469.08-17,160.14-6,791.60

Finding the Fourth Proportional to 11,469.08, 17,160.14 and 6,791.60

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Solution

The fourth proportional to 11,469.08, 17,160.14 and 6,791.60 is: 10,161.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,469.08 : 17,160.14 = 6,791.60 : x
  2. Step 2: Convert to fraction form
    11,469.08/17,160.14 = 6,791.60/x
  3. Step 3: Cross multiply
    11,469.08x = 17,160.14 × 6,791.60
  4. Step 4: Simplify right side
    11,469.08x = 116,544,687.07
  5. Step 5: Solve for x
    x = 116,544,687.07/11,469.08
  6. Step 6: Final answer
    x = 10,161.65

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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.