Home / 3,822.20-5,274.54-2,250.39

Finding the Fourth Proportional to 3,822.20, 5,274.54 and 2,250.39

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Solution

The fourth proportional to 3,822.20, 5,274.54 and 2,250.39 is: 3,105.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,822.20 : 5,274.54 = 2,250.39 : x
  2. Step 2: Convert to fraction form
    3,822.20/5,274.54 = 2,250.39/x
  3. Step 3: Cross multiply
    3,822.20x = 5,274.54 × 2,250.39
  4. Step 4: Simplify right side
    3,822.20x = 11,869,772.07
  5. Step 5: Solve for x
    x = 11,869,772.07/3,822.20
  6. Step 6: Final answer
    x = 3,105.49

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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.