Home / 3,789.36-5,684-2,068.88

Finding the Fourth Proportional to 3,789.36, 5,684 and 2,068.88

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Solution

The fourth proportional to 3,789.36, 5,684 and 2,068.88 is: 3,103.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,789.36 : 5,684 = 2,068.88 : x
  2. Step 2: Convert to fraction form
    3,789.36/5,684 = 2,068.88/x
  3. Step 3: Cross multiply
    3,789.36x = 5,684 × 2,068.88
  4. Step 4: Simplify right side
    3,789.36x = 11,759,513.92
  5. Step 5: Solve for x
    x = 11,759,513.92/3,789.36
  6. Step 6: Final answer
    x = 3,103.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.