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Finding the Fourth Proportional to 3,797.91, 5,240.97 and 2,305.89

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Solution

The fourth proportional to 3,797.91, 5,240.97 and 2,305.89 is: 3,182.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,797.91 : 5,240.97 = 2,305.89 : x
  2. Step 2: Convert to fraction form
    3,797.91/5,240.97 = 2,305.89/x
  3. Step 3: Cross multiply
    3,797.91x = 5,240.97 × 2,305.89
  4. Step 4: Simplify right side
    3,797.91x = 12,085,100.31
  5. Step 5: Solve for x
    x = 12,085,100.31/3,797.91
  6. Step 6: Final answer
    x = 3,182.04

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1.5x scale

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.