Home / 11,727.45-17,591.36-3,936.33

Finding the Fourth Proportional to 11,727.45, 17,591.36 and 3,936.33

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Solution

The fourth proportional to 11,727.45, 17,591.36 and 3,936.33 is: 5,904.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,727.45 : 17,591.36 = 3,936.33 : x
  2. Step 2: Convert to fraction form
    11,727.45/17,591.36 = 3,936.33/x
  3. Step 3: Cross multiply
    11,727.45x = 17,591.36 × 3,936.33
  4. Step 4: Simplify right side
    11,727.45x = 69,245,378.43
  5. Step 5: Solve for x
    x = 69,245,378.43/11,727.45
  6. Step 6: Final answer
    x = 5,904.56

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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.