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Finding the Fourth Proportional to 1,634.99, 2,452.48 and 1,443.62

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Solution

The fourth proportional to 1,634.99, 2,452.48 and 1,443.62 is: 2,165.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,634.99 : 2,452.48 = 1,443.62 : x
  2. Step 2: Convert to fraction form
    1,634.99/2,452.48 = 1,443.62/x
  3. Step 3: Cross multiply
    1,634.99x = 2,452.48 × 1,443.62
  4. Step 4: Simplify right side
    1,634.99x = 3,540,451.70
  5. Step 5: Solve for x
    x = 3,540,451.70/1,634.99
  6. Step 6: Final answer
    x = 2,165.43

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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.