Home / 2,873.49-3,964.94-1,694.79

Finding the Fourth Proportional to 2,873.49, 3,964.94 and 1,694.79

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Solution

The fourth proportional to 2,873.49, 3,964.94 and 1,694.79 is: 2,338.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,873.49 : 3,964.94 = 1,694.79 : x
  2. Step 2: Convert to fraction form
    2,873.49/3,964.94 = 1,694.79/x
  3. Step 3: Cross multiply
    2,873.49x = 3,964.94 × 1,694.79
  4. Step 4: Simplify right side
    2,873.49x = 6,719,742.10
  5. Step 5: Solve for x
    x = 6,719,742.10/2,873.49
  6. Step 6: Final answer
    x = 2,338.53

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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.