Home / 4,891.46-7,324.65-2,697.75

Finding the Fourth Proportional to 4,891.46, 7,324.65 and 2,697.75

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Solution

The fourth proportional to 4,891.46, 7,324.65 and 2,697.75 is: 4,039.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,891.46 : 7,324.65 = 2,697.75 : x
  2. Step 2: Convert to fraction form
    4,891.46/7,324.65 = 2,697.75/x
  3. Step 3: Cross multiply
    4,891.46x = 7,324.65 × 2,697.75
  4. Step 4: Simplify right side
    4,891.46x = 19,760,074.54
  5. Step 5: Solve for x
    x = 19,760,074.54/4,891.46
  6. Step 6: Final answer
    x = 4,039.71

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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.