Home / 4,790.67-7,183.57-2,191.38

Finding the Fourth Proportional to 4,790.67, 7,183.57 and 2,191.38

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Solution

The fourth proportional to 4,790.67, 7,183.57 and 2,191.38 is: 3,285.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,790.67 : 7,183.57 = 2,191.38 : x
  2. Step 2: Convert to fraction form
    4,790.67/7,183.57 = 2,191.38/x
  3. Step 3: Cross multiply
    4,790.67x = 7,183.57 × 2,191.38
  4. Step 4: Simplify right side
    4,790.67x = 15,741,884.75
  5. Step 5: Solve for x
    x = 15,741,884.75/4,790.67
  6. Step 6: Final answer
    x = 3,285.95

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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.