Home / 2,824.44-3,898.70-1,646.49

Finding the Fourth Proportional to 2,824.44, 3,898.70 and 1,646.49

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Solution

The fourth proportional to 2,824.44, 3,898.70 and 1,646.49 is: 2,272.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,824.44 : 3,898.70 = 1,646.49 : x
  2. Step 2: Convert to fraction form
    2,824.44/3,898.70 = 1,646.49/x
  3. Step 3: Cross multiply
    2,824.44x = 3,898.70 × 1,646.49
  4. Step 4: Simplify right side
    2,824.44x = 6,419,183.13
  5. Step 5: Solve for x
    x = 6,419,183.13/2,824.44
  6. Step 6: Final answer
    x = 2,272.73

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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.