Home / 3,801.91-5,245.94-2,622.55

Finding the Fourth Proportional to 3,801.91, 5,245.94 and 2,622.55

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Solution

The fourth proportional to 3,801.91, 5,245.94 and 2,622.55 is: 3,618.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,801.91 : 5,245.94 = 2,622.55 : x
  2. Step 2: Convert to fraction form
    3,801.91/5,245.94 = 2,622.55/x
  3. Step 3: Cross multiply
    3,801.91x = 5,245.94 × 2,622.55
  4. Step 4: Simplify right side
    3,801.91x = 13,757,726.83
  5. Step 5: Solve for x
    x = 13,757,726.83/3,801.91
  6. Step 6: Final answer
    x = 3,618.64

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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.