Home / 11,927.25-17,891.55-3,162.24

Finding the Fourth Proportional to 11,927.25, 17,891.55 and 3,162.24

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Solution

The fourth proportional to 11,927.25, 17,891.55 and 3,162.24 is: 4,743.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,927.25 : 17,891.55 = 3,162.24 : x
  2. Step 2: Convert to fraction form
    11,927.25/17,891.55 = 3,162.24/x
  3. Step 3: Cross multiply
    11,927.25x = 17,891.55 × 3,162.24
  4. Step 4: Simplify right side
    11,927.25x = 56,577,375.07
  5. Step 5: Solve for x
    x = 56,577,375.07/11,927.25
  6. Step 6: Final answer
    x = 4,743.54

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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.