Home / 3,081.82-4,622.64-1,232.44

Finding the Fourth Proportional to 3,081.82, 4,622.64 and 1,232.44

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Solution

The fourth proportional to 3,081.82, 4,622.64 and 1,232.44 is: 1,848.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,081.82 : 4,622.64 = 1,232.44 : x
  2. Step 2: Convert to fraction form
    3,081.82/4,622.64 = 1,232.44/x
  3. Step 3: Cross multiply
    3,081.82x = 4,622.64 × 1,232.44
  4. Step 4: Simplify right side
    3,081.82x = 5,697,126.44
  5. Step 5: Solve for x
    x = 5,697,126.44/3,081.82
  6. Step 6: Final answer
    x = 1,848.62

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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.