Home / 2,989.82-4,481.22-1,344.44

Finding the Fourth Proportional to 2,989.82, 4,481.22 and 1,344.44

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Solution

The fourth proportional to 2,989.82, 4,481.22 and 1,344.44 is: 2,015.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,989.82 : 4,481.22 = 1,344.44 : x
  2. Step 2: Convert to fraction form
    2,989.82/4,481.22 = 1,344.44/x
  3. Step 3: Cross multiply
    2,989.82x = 4,481.22 × 1,344.44
  4. Step 4: Simplify right side
    2,989.82x = 6,024,731.42
  5. Step 5: Solve for x
    x = 6,024,731.42/2,989.82
  6. Step 6: Final answer
    x = 2,015.08

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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.