Home / 11,960.43-17,939.39-3,196.23

Finding the Fourth Proportional to 11,960.43, 17,939.39 and 3,196.23

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Solution

The fourth proportional to 11,960.43, 17,939.39 and 3,196.23 is: 4,794.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,960.43 : 17,939.39 = 3,196.23 : x
  2. Step 2: Convert to fraction form
    11,960.43/17,939.39 = 3,196.23/x
  3. Step 3: Cross multiply
    11,960.43x = 17,939.39 × 3,196.23
  4. Step 4: Simplify right side
    11,960.43x = 57,338,400.52
  5. Step 5: Solve for x
    x = 57,338,400.52/11,960.43
  6. Step 6: Final answer
    x = 4,794.01

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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.