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Finding the Fourth Proportional to 2,788.26, 3,850.39 and 1,795.26

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Solution

The fourth proportional to 2,788.26, 3,850.39 and 1,795.26 is: 2,479.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,788.26 : 3,850.39 = 1,795.26 : x
  2. Step 2: Convert to fraction form
    2,788.26/3,850.39 = 1,795.26/x
  3. Step 3: Cross multiply
    2,788.26x = 3,850.39 × 1,795.26
  4. Step 4: Simplify right side
    2,788.26x = 6,912,467.83
  5. Step 5: Solve for x
    x = 6,912,467.83/2,788.26
  6. Step 6: Final answer
    x = 2,479.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.