Home / 3,873.27-5,806.26-2,138.25

Finding the Fourth Proportional to 3,873.27, 5,806.26 and 2,138.25

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Solution

The fourth proportional to 3,873.27, 5,806.26 and 2,138.25 is: 3,205.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,873.27 : 5,806.26 = 2,138.25 : x
  2. Step 2: Convert to fraction form
    3,873.27/5,806.26 = 2,138.25/x
  3. Step 3: Cross multiply
    3,873.27x = 5,806.26 × 2,138.25
  4. Step 4: Simplify right side
    3,873.27x = 12,415,235.45
  5. Step 5: Solve for x
    x = 12,415,235.45/3,873.27
  6. Step 6: Final answer
    x = 3,205.36

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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.