Home / 2,273.80-3,405.22-1,296.94

Finding the Fourth Proportional to 2,273.80, 3,405.22 and 1,296.94

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Solution

The fourth proportional to 2,273.80, 3,405.22 and 1,296.94 is: 1,942.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,273.80 : 3,405.22 = 1,296.94 : x
  2. Step 2: Convert to fraction form
    2,273.80/3,405.22 = 1,296.94/x
  3. Step 3: Cross multiply
    2,273.80x = 3,405.22 × 1,296.94
  4. Step 4: Simplify right side
    2,273.80x = 4,416,366.03
  5. Step 5: Solve for x
    x = 4,416,366.03/2,273.80
  6. Step 6: Final answer
    x = 1,942.28

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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.