Home / 3,797.22-5,240.03-2,118.60

Finding the Fourth Proportional to 3,797.22, 5,240.03 and 2,118.60

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Solution

The fourth proportional to 3,797.22, 5,240.03 and 2,118.60 is: 2,923.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,797.22 : 5,240.03 = 2,118.60 : x
  2. Step 2: Convert to fraction form
    3,797.22/5,240.03 = 2,118.60/x
  3. Step 3: Cross multiply
    3,797.22x = 5,240.03 × 2,118.60
  4. Step 4: Simplify right side
    3,797.22x = 11,101,516.97
  5. Step 5: Solve for x
    x = 11,101,516.97/3,797.22
  6. Step 6: Final answer
    x = 2,923.59

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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.