Home / 2,227.32-3,343.14-1,821.42

Finding the Fourth Proportional to 2,227.32, 3,343.14 and 1,821.42

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Solution

The fourth proportional to 2,227.32, 3,343.14 and 1,821.42 is: 2,733.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,227.32 : 3,343.14 = 1,821.42 : x
  2. Step 2: Convert to fraction form
    2,227.32/3,343.14 = 1,821.42/x
  3. Step 3: Cross multiply
    2,227.32x = 3,343.14 × 1,821.42
  4. Step 4: Simplify right side
    2,227.32x = 6,089,262.06
  5. Step 5: Solve for x
    x = 6,089,262.06/2,227.32
  6. Step 6: Final answer
    x = 2,733.90

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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.