Home / 3,198.10-4,790.76-2,541.09

Finding the Fourth Proportional to 3,198.10, 4,790.76 and 2,541.09

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Solution

The fourth proportional to 3,198.10, 4,790.76 and 2,541.09 is: 3,806.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,198.10 : 4,790.76 = 2,541.09 : x
  2. Step 2: Convert to fraction form
    3,198.10/4,790.76 = 2,541.09/x
  3. Step 3: Cross multiply
    3,198.10x = 4,790.76 × 2,541.09
  4. Step 4: Simplify right side
    3,198.10x = 12,173,752.33
  5. Step 5: Solve for x
    x = 12,173,752.33/3,198.10
  6. Step 6: Final answer
    x = 3,806.56

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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.