Home / 11,769.54-17,656.75-3,449.83

Finding the Fourth Proportional to 11,769.54, 17,656.75 and 3,449.83

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Solution

The fourth proportional to 11,769.54, 17,656.75 and 3,449.83 is: 5,175.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,769.54 : 17,656.75 = 3,449.83 : x
  2. Step 2: Convert to fraction form
    11,769.54/17,656.75 = 3,449.83/x
  3. Step 3: Cross multiply
    11,769.54x = 17,656.75 × 3,449.83
  4. Step 4: Simplify right side
    11,769.54x = 60,912,785.85
  5. Step 5: Solve for x
    x = 60,912,785.85/11,769.54
  6. Step 6: Final answer
    x = 5,175.46

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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.