Home / 11,979.26-17,961.90-4,584.22

Finding the Fourth Proportional to 11,979.26, 17,961.90 and 4,584.22

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Solution

The fourth proportional to 11,979.26, 17,961.90 and 4,584.22 is: 6,873.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,979.26 : 17,961.90 = 4,584.22 : x
  2. Step 2: Convert to fraction form
    11,979.26/17,961.90 = 4,584.22/x
  3. Step 3: Cross multiply
    11,979.26x = 17,961.90 × 4,584.22
  4. Step 4: Simplify right side
    11,979.26x = 82,341,301.22
  5. Step 5: Solve for x
    x = 82,341,301.22/11,979.26
  6. Step 6: Final answer
    x = 6,873.66

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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.