Home / 4,976.26-7,458.23-2,511.78

Finding the Fourth Proportional to 4,976.26, 7,458.23 and 2,511.78

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Solution

The fourth proportional to 4,976.26, 7,458.23 and 2,511.78 is: 3,764.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,976.26 : 7,458.23 = 2,511.78 : x
  2. Step 2: Convert to fraction form
    4,976.26/7,458.23 = 2,511.78/x
  3. Step 3: Cross multiply
    4,976.26x = 7,458.23 × 2,511.78
  4. Step 4: Simplify right side
    4,976.26x = 18,733,432.95
  5. Step 5: Solve for x
    x = 18,733,432.95/4,976.26
  6. Step 6: Final answer
    x = 3,764.56

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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.