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Finding the Fourth Proportional to 1,894.76, 2,841.56 and 799.10

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Solution

The fourth proportional to 1,894.76, 2,841.56 and 799.10 is: 1,198.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,894.76 : 2,841.56 = 799.10 : x
  2. Step 2: Convert to fraction form
    1,894.76/2,841.56 = 799.10/x
  3. Step 3: Cross multiply
    1,894.76x = 2,841.56 × 799.10
  4. Step 4: Simplify right side
    1,894.76x = 2,270,690.60
  5. Step 5: Solve for x
    x = 2,270,690.60/1,894.76
  6. Step 6: Final answer
    x = 1,198.41

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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.