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Finding the Fourth Proportional to 1,522.97, 2,282.63 and 700.11

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Solution

The fourth proportional to 1,522.97, 2,282.63 and 700.11 is: 1,049.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522.97 : 2,282.63 = 700.11 : x
  2. Step 2: Convert to fraction form
    1,522.97/2,282.63 = 700.11/x
  3. Step 3: Cross multiply
    1,522.97x = 2,282.63 × 700.11
  4. Step 4: Simplify right side
    1,522.97x = 1,598,092.09
  5. Step 5: Solve for x
    x = 1,598,092.09/1,522.97
  6. Step 6: Final answer
    x = 1,049.33

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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.