Home / 2,884.44-3,982.66-1,766.90

Finding the Fourth Proportional to 2,884.44, 3,982.66 and 1,766.90

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Solution

The fourth proportional to 2,884.44, 3,982.66 and 1,766.90 is: 2,439.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,884.44 : 3,982.66 = 1,766.90 : x
  2. Step 2: Convert to fraction form
    2,884.44/3,982.66 = 1,766.90/x
  3. Step 3: Cross multiply
    2,884.44x = 3,982.66 × 1,766.90
  4. Step 4: Simplify right side
    2,884.44x = 7,036,967.49
  5. Step 5: Solve for x
    x = 7,036,967.49/2,884.44
  6. Step 6: Final answer
    x = 2,439.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.