Home / 11,769.12-17,654.22-5,195.34

Finding the Fourth Proportional to 11,769.12, 17,654.22 and 5,195.34

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Solution

The fourth proportional to 11,769.12, 17,654.22 and 5,195.34 is: 7,793.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,769.12 : 17,654.22 = 5,195.34 : x
  2. Step 2: Convert to fraction form
    11,769.12/17,654.22 = 5,195.34/x
  3. Step 3: Cross multiply
    11,769.12x = 17,654.22 × 5,195.34
  4. Step 4: Simplify right side
    11,769.12x = 91,719,675.33
  5. Step 5: Solve for x
    x = 91,719,675.33/11,769.12
  6. Step 6: Final answer
    x = 7,793.25

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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.