Home / 11,923.28-17,886.12-4,132.04

Finding the Fourth Proportional to 11,923.28, 17,886.12 and 4,132.04

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Solution

The fourth proportional to 11,923.28, 17,886.12 and 4,132.04 is: 6,198.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,923.28 : 17,886.12 = 4,132.04 : x
  2. Step 2: Convert to fraction form
    11,923.28/17,886.12 = 4,132.04/x
  3. Step 3: Cross multiply
    11,923.28x = 17,886.12 × 4,132.04
  4. Step 4: Simplify right side
    11,923.28x = 73,906,163.28
  5. Step 5: Solve for x
    x = 73,906,163.28/11,923.28
  6. Step 6: Final answer
    x = 6,198.48

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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.