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Finding the Fourth Proportional to 3,310.09, 4,964.97 and 844.83

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Solution

The fourth proportional to 3,310.09, 4,964.97 and 844.83 is: 1,267.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,310.09 : 4,964.97 = 844.83 : x
  2. Step 2: Convert to fraction form
    3,310.09/4,964.97 = 844.83/x
  3. Step 3: Cross multiply
    3,310.09x = 4,964.97 × 844.83
  4. Step 4: Simplify right side
    3,310.09x = 4,194,556.40
  5. Step 5: Solve for x
    x = 4,194,556.40/3,310.09
  6. Step 6: Final answer
    x = 1,267.20

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1.5x scale

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.