Home / 2,620.44-3,616.17-1,441.48

Finding the Fourth Proportional to 2,620.44, 3,616.17 and 1,441.48

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Solution

The fourth proportional to 2,620.44, 3,616.17 and 1,441.48 is: 1,989.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,620.44 : 3,616.17 = 1,441.48 : x
  2. Step 2: Convert to fraction form
    2,620.44/3,616.17 = 1,441.48/x
  3. Step 3: Cross multiply
    2,620.44x = 3,616.17 × 1,441.48
  4. Step 4: Simplify right side
    2,620.44x = 5,212,636.73
  5. Step 5: Solve for x
    x = 5,212,636.73/2,620.44
  6. Step 6: Final answer
    x = 1,989.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.