Home / 3,793.89-5,236.74-2,222.49

Finding the Fourth Proportional to 3,793.89, 5,236.74 and 2,222.49

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Solution

The fourth proportional to 3,793.89, 5,236.74 and 2,222.49 is: 3,067.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,793.89 : 5,236.74 = 2,222.49 : x
  2. Step 2: Convert to fraction form
    3,793.89/5,236.74 = 2,222.49/x
  3. Step 3: Cross multiply
    3,793.89x = 5,236.74 × 2,222.49
  4. Step 4: Simplify right side
    3,793.89x = 11,638,602.28
  5. Step 5: Solve for x
    x = 11,638,602.28/3,793.89
  6. Step 6: Final answer
    x = 3,067.72

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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.