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Finding the Fourth Proportional to 1,794.69, 2,689.29 and 1,063.44

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Solution

The fourth proportional to 1,794.69, 2,689.29 and 1,063.44 is: 1,593.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,794.69 : 2,689.29 = 1,063.44 : x
  2. Step 2: Convert to fraction form
    1,794.69/2,689.29 = 1,063.44/x
  3. Step 3: Cross multiply
    1,794.69x = 2,689.29 × 1,063.44
  4. Step 4: Simplify right side
    1,794.69x = 2,859,898.56
  5. Step 5: Solve for x
    x = 2,859,898.56/1,794.69
  6. Step 6: Final answer
    x = 1,593.53

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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.