Home / 2,272.78-3,410.46-1,232.80

Finding the Fourth Proportional to 2,272.78, 3,410.46 and 1,232.80

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Solution

The fourth proportional to 2,272.78, 3,410.46 and 1,232.80 is: 1,849.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,272.78 : 3,410.46 = 1,232.80 : x
  2. Step 2: Convert to fraction form
    2,272.78/3,410.46 = 1,232.80/x
  3. Step 3: Cross multiply
    2,272.78x = 3,410.46 × 1,232.80
  4. Step 4: Simplify right side
    2,272.78x = 4,204,415.09
  5. Step 5: Solve for x
    x = 4,204,415.09/2,272.78
  6. Step 6: Final answer
    x = 1,849.90

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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.