Home / 3,405.06-5,107.59-2,250.54

Finding the Fourth Proportional to 3,405.06, 5,107.59 and 2,250.54

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Solution

The fourth proportional to 3,405.06, 5,107.59 and 2,250.54 is: 3,375.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,405.06 : 5,107.59 = 2,250.54 : x
  2. Step 2: Convert to fraction form
    3,405.06/5,107.59 = 2,250.54/x
  3. Step 3: Cross multiply
    3,405.06x = 5,107.59 × 2,250.54
  4. Step 4: Simplify right side
    3,405.06x = 11,494,835.60
  5. Step 5: Solve for x
    x = 11,494,835.60/3,405.06
  6. Step 6: Final answer
    x = 3,375.81

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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.