Home / 2,944.87-4,064.31-1,899.97

Finding the Fourth Proportional to 2,944.87, 4,064.31 and 1,899.97

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Solution

The fourth proportional to 2,944.87, 4,064.31 and 1,899.97 is: 2,622.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,944.87 : 4,064.31 = 1,899.97 : x
  2. Step 2: Convert to fraction form
    2,944.87/4,064.31 = 1,899.97/x
  3. Step 3: Cross multiply
    2,944.87x = 4,064.31 × 1,899.97
  4. Step 4: Simplify right side
    2,944.87x = 7,722,046.75
  5. Step 5: Solve for x
    x = 7,722,046.75/2,944.87
  6. Step 6: Final answer
    x = 2,622.21

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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.