Home / 11,995.38-17,993.61-3,674.79

Finding the Fourth Proportional to 11,995.38, 17,993.61 and 3,674.79

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Solution

The fourth proportional to 11,995.38, 17,993.61 and 3,674.79 is: 5,512.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,995.38 : 17,993.61 = 3,674.79 : x
  2. Step 2: Convert to fraction form
    11,995.38/17,993.61 = 3,674.79/x
  3. Step 3: Cross multiply
    11,995.38x = 17,993.61 × 3,674.79
  4. Step 4: Simplify right side
    11,995.38x = 66,122,738.09
  5. Step 5: Solve for x
    x = 66,122,738.09/11,995.38
  6. Step 6: Final answer
    x = 5,512.35

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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.