Home / 11,961.37-17,939.98-3,194.24

Finding the Fourth Proportional to 11,961.37, 17,939.98 and 3,194.24

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Solution

The fourth proportional to 11,961.37, 17,939.98 and 3,194.24 is: 4,790.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,961.37 : 17,939.98 = 3,194.24 : x
  2. Step 2: Convert to fraction form
    11,961.37/17,939.98 = 3,194.24/x
  3. Step 3: Cross multiply
    11,961.37x = 17,939.98 × 3,194.24
  4. Step 4: Simplify right side
    11,961.37x = 57,304,516.01
  5. Step 5: Solve for x
    x = 57,304,516.01/11,961.37
  6. Step 6: Final answer
    x = 4,790.80

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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.