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Finding the Fourth Proportional to 3,522.58, 5,283.87 and 1,442.62

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Solution

The fourth proportional to 3,522.58, 5,283.87 and 1,442.62 is: 2,163.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,522.58 : 5,283.87 = 1,442.62 : x
  2. Step 2: Convert to fraction form
    3,522.58/5,283.87 = 1,442.62/x
  3. Step 3: Cross multiply
    3,522.58x = 5,283.87 × 1,442.62
  4. Step 4: Simplify right side
    3,522.58x = 7,622,616.54
  5. Step 5: Solve for x
    x = 7,622,616.54/3,522.58
  6. Step 6: Final answer
    x = 2,163.93

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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.