Home / 2,822.35-4,231.09-1,362.52

Finding the Fourth Proportional to 2,822.35, 4,231.09 and 1,362.52

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Solution

The fourth proportional to 2,822.35, 4,231.09 and 1,362.52 is: 2,042.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,822.35 : 4,231.09 = 1,362.52 : x
  2. Step 2: Convert to fraction form
    2,822.35/4,231.09 = 1,362.52/x
  3. Step 3: Cross multiply
    2,822.35x = 4,231.09 × 1,362.52
  4. Step 4: Simplify right side
    2,822.35x = 5,764,944.75
  5. Step 5: Solve for x
    x = 5,764,944.75/2,822.35
  6. Step 6: Final answer
    x = 2,042.60

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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.