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Finding the Fourth Proportional to 2,529, 3,794.06 and 1,069.40

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Solution

The fourth proportional to 2,529, 3,794.06 and 1,069.40 is: 1,604.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,529 : 3,794.06 = 1,069.40 : x
  2. Step 2: Convert to fraction form
    2,529/3,794.06 = 1,069.40/x
  3. Step 3: Cross multiply
    2,529x = 3,794.06 × 1,069.40
  4. Step 4: Simplify right side
    2,529x = 4,057,367.76
  5. Step 5: Solve for x
    x = 4,057,367.76/2,529
  6. Step 6: Final answer
    x = 1,604.34

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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.