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Finding the Fourth Proportional to 3,596.11, 5,383.02 and 1,948.57

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Solution

The fourth proportional to 3,596.11, 5,383.02 and 1,948.57 is: 2,916.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,596.11 : 5,383.02 = 1,948.57 : x
  2. Step 2: Convert to fraction form
    3,596.11/5,383.02 = 1,948.57/x
  3. Step 3: Cross multiply
    3,596.11x = 5,383.02 × 1,948.57
  4. Step 4: Simplify right side
    3,596.11x = 10,489,191.28
  5. Step 5: Solve for x
    x = 10,489,191.28/3,596.11
  6. Step 6: Final answer
    x = 2,916.82

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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.