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Finding the Fourth Proportional to 10,993.66, 16,494.02 and 3,596.44

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Solution

The fourth proportional to 10,993.66, 16,494.02 and 3,596.44 is: 5,395.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,993.66 : 16,494.02 = 3,596.44 : x
  2. Step 2: Convert to fraction form
    10,993.66/16,494.02 = 3,596.44/x
  3. Step 3: Cross multiply
    10,993.66x = 16,494.02 × 3,596.44
  4. Step 4: Simplify right side
    10,993.66x = 59,319,753.29
  5. Step 5: Solve for x
    x = 59,319,753.29/10,993.66
  6. Step 6: Final answer
    x = 5,395.81

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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.