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Finding the Fourth Proportional to 1,593.11, 2,198.43 and 884.99

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Solution

The fourth proportional to 1,593.11, 2,198.43 and 884.99 is: 1,221.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,593.11 : 2,198.43 = 884.99 : x
  2. Step 2: Convert to fraction form
    1,593.11/2,198.43 = 884.99/x
  3. Step 3: Cross multiply
    1,593.11x = 2,198.43 × 884.99
  4. Step 4: Simplify right side
    1,593.11x = 1,945,588.57
  5. Step 5: Solve for x
    x = 1,945,588.57/1,593.11
  6. Step 6: Final answer
    x = 1,221.25

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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.