Home / 2,743.20-3,785.04-1,694.64

Finding the Fourth Proportional to 2,743.20, 3,785.04 and 1,694.64

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Solution

The fourth proportional to 2,743.20, 3,785.04 and 1,694.64 is: 2,338.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,743.20 : 3,785.04 = 1,694.64 : x
  2. Step 2: Convert to fraction form
    2,743.20/3,785.04 = 1,694.64/x
  3. Step 3: Cross multiply
    2,743.20x = 3,785.04 × 1,694.64
  4. Step 4: Simplify right side
    2,743.20x = 6,414,280.19
  5. Step 5: Solve for x
    x = 6,414,280.19/2,743.20
  6. Step 6: Final answer
    x = 2,338.25

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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.