Home / 11,693.82-17,540.73-3,903.24

Finding the Fourth Proportional to 11,693.82, 17,540.73 and 3,903.24

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Solution

The fourth proportional to 11,693.82, 17,540.73 and 3,903.24 is: 5,854.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,693.82 : 17,540.73 = 3,903.24 : x
  2. Step 2: Convert to fraction form
    11,693.82/17,540.73 = 3,903.24/x
  3. Step 3: Cross multiply
    11,693.82x = 17,540.73 × 3,903.24
  4. Step 4: Simplify right side
    11,693.82x = 68,465,678.97
  5. Step 5: Solve for x
    x = 68,465,678.97/11,693.82
  6. Step 6: Final answer
    x = 5,854.86

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Double scale
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Similar ratio
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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.