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Finding the Fourth Proportional to 1,894.49, 2,841.73 and 799.62

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Solution

The fourth proportional to 1,894.49, 2,841.73 and 799.62 is: 1,199.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,894.49 : 2,841.73 = 799.62 : x
  2. Step 2: Convert to fraction form
    1,894.49/2,841.73 = 799.62/x
  3. Step 3: Cross multiply
    1,894.49x = 2,841.73 × 799.62
  4. Step 4: Simplify right side
    1,894.49x = 2,272,311.97
  5. Step 5: Solve for x
    x = 2,272,311.97/1,894.49
  6. Step 6: Final answer
    x = 1,199.43

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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.