Home / 3,450.08-5,170.08-1,694.54

Finding the Fourth Proportional to 3,450.08, 5,170.08 and 1,694.54

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Solution

The fourth proportional to 3,450.08, 5,170.08 and 1,694.54 is: 2,539.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,450.08 : 5,170.08 = 1,694.54 : x
  2. Step 2: Convert to fraction form
    3,450.08/5,170.08 = 1,694.54/x
  3. Step 3: Cross multiply
    3,450.08x = 5,170.08 × 1,694.54
  4. Step 4: Simplify right side
    3,450.08x = 8,760,907.36
  5. Step 5: Solve for x
    x = 8,760,907.36/3,450.08
  6. Step 6: Final answer
    x = 2,539.33

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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.