Home / 9,183.67-13,767.98-2,939.78

Finding the Fourth Proportional to 9,183.67, 13,767.98 and 2,939.78

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Solution

The fourth proportional to 9,183.67, 13,767.98 and 2,939.78 is: 4,407.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,183.67 : 13,767.98 = 2,939.78 : x
  2. Step 2: Convert to fraction form
    9,183.67/13,767.98 = 2,939.78/x
  3. Step 3: Cross multiply
    9,183.67x = 13,767.98 × 2,939.78
  4. Step 4: Simplify right side
    9,183.67x = 40,474,851.97
  5. Step 5: Solve for x
    x = 40,474,851.97/9,183.67
  6. Step 6: Final answer
    x = 4,407.26

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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.