Home / 7,944.67-11,906.68-3,786.03

Finding the Fourth Proportional to 7,944.67, 11,906.68 and 3,786.03

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Solution

The fourth proportional to 7,944.67, 11,906.68 and 3,786.03 is: 5,674.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,944.67 : 11,906.68 = 3,786.03 : x
  2. Step 2: Convert to fraction form
    7,944.67/11,906.68 = 3,786.03/x
  3. Step 3: Cross multiply
    7,944.67x = 11,906.68 × 3,786.03
  4. Step 4: Simplify right side
    7,944.67x = 45,079,047.68
  5. Step 5: Solve for x
    x = 45,079,047.68/7,944.67
  6. Step 6: Final answer
    x = 5,674.12

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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.