Home / 3,897.22-5,843.37-2,579.55

Finding the Fourth Proportional to 3,897.22, 5,843.37 and 2,579.55

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Solution

The fourth proportional to 3,897.22, 5,843.37 and 2,579.55 is: 3,867.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,897.22 : 5,843.37 = 2,579.55 : x
  2. Step 2: Convert to fraction form
    3,897.22/5,843.37 = 2,579.55/x
  3. Step 3: Cross multiply
    3,897.22x = 5,843.37 × 2,579.55
  4. Step 4: Simplify right side
    3,897.22x = 15,073,265.08
  5. Step 5: Solve for x
    x = 15,073,265.08/3,897.22
  6. Step 6: Final answer
    x = 3,867.70

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1.5x scale

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.