Home / 3,769.21-5,196.99-2,442.43

Finding the Fourth Proportional to 3,769.21, 5,196.99 and 2,442.43

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Solution

The fourth proportional to 3,769.21, 5,196.99 and 2,442.43 is: 3,367.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,769.21 : 5,196.99 = 2,442.43 : x
  2. Step 2: Convert to fraction form
    3,769.21/5,196.99 = 2,442.43/x
  3. Step 3: Cross multiply
    3,769.21x = 5,196.99 × 2,442.43
  4. Step 4: Simplify right side
    3,769.21x = 12,693,284.29
  5. Step 5: Solve for x
    x = 12,693,284.29/3,769.21
  6. Step 6: Final answer
    x = 3,367.62

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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.