Home / 3,795.40-5,236.74-2,222.92

Finding the Fourth Proportional to 3,795.40, 5,236.74 and 2,222.92

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Solution

The fourth proportional to 3,795.40, 5,236.74 and 2,222.92 is: 3,067.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,795.40 : 5,236.74 = 2,222.92 : x
  2. Step 2: Convert to fraction form
    3,795.40/5,236.74 = 2,222.92/x
  3. Step 3: Cross multiply
    3,795.40x = 5,236.74 × 2,222.92
  4. Step 4: Simplify right side
    3,795.40x = 11,640,854.08
  5. Step 5: Solve for x
    x = 11,640,854.08/3,795.40
  6. Step 6: Final answer
    x = 3,067.10

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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.