Home / 3,822.22-5,731.44-1,356.67

Finding the Fourth Proportional to 3,822.22, 5,731.44 and 1,356.67

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Solution

The fourth proportional to 3,822.22, 5,731.44 and 1,356.67 is: 2,034.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,822.22 : 5,731.44 = 1,356.67 : x
  2. Step 2: Convert to fraction form
    3,822.22/5,731.44 = 1,356.67/x
  3. Step 3: Cross multiply
    3,822.22x = 5,731.44 × 1,356.67
  4. Step 4: Simplify right side
    3,822.22x = 7,775,672.70
  5. Step 5: Solve for x
    x = 7,775,672.70/3,822.22
  6. Step 6: Final answer
    x = 2,034.33

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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.