Home / 7,489.44-11,234.19-1,942.39

Finding the Fourth Proportional to 7,489.44, 11,234.19 and 1,942.39

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Solution

The fourth proportional to 7,489.44, 11,234.19 and 1,942.39 is: 2,913.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,489.44 : 11,234.19 = 1,942.39 : x
  2. Step 2: Convert to fraction form
    7,489.44/11,234.19 = 1,942.39/x
  3. Step 3: Cross multiply
    7,489.44x = 11,234.19 × 1,942.39
  4. Step 4: Simplify right side
    7,489.44x = 21,821,112.43
  5. Step 5: Solve for x
    x = 21,821,112.43/7,489.44
  6. Step 6: Final answer
    x = 2,913.59

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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.