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Finding the Fourth Proportional to 1,593.79, 2,197.66 and 1,089.73

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Solution

The fourth proportional to 1,593.79, 2,197.66 and 1,089.73 is: 1,502.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,593.79 : 2,197.66 = 1,089.73 : x
  2. Step 2: Convert to fraction form
    1,593.79/2,197.66 = 1,089.73/x
  3. Step 3: Cross multiply
    1,593.79x = 2,197.66 × 1,089.73
  4. Step 4: Simplify right side
    1,593.79x = 2,394,856.03
  5. Step 5: Solve for x
    x = 2,394,856.03/1,593.79
  6. Step 6: Final answer
    x = 1,502.62

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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.