Home / 2,784.91-4,179.09-2,525.38

Finding the Fourth Proportional to 2,784.91, 4,179.09 and 2,525.38

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Solution

The fourth proportional to 2,784.91, 4,179.09 and 2,525.38 is: 3,789.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,784.91 : 4,179.09 = 2,525.38 : x
  2. Step 2: Convert to fraction form
    2,784.91/4,179.09 = 2,525.38/x
  3. Step 3: Cross multiply
    2,784.91x = 4,179.09 × 2,525.38
  4. Step 4: Simplify right side
    2,784.91x = 10,553,789.33
  5. Step 5: Solve for x
    x = 10,553,789.33/2,784.91
  6. Step 6: Final answer
    x = 3,789.64

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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.