Home / 3,767.20-5,198.73-2,088.60

Finding the Fourth Proportional to 3,767.20, 5,198.73 and 2,088.60

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Solution

The fourth proportional to 3,767.20, 5,198.73 and 2,088.60 is: 2,882.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,767.20 : 5,198.73 = 2,088.60 : x
  2. Step 2: Convert to fraction form
    3,767.20/5,198.73 = 2,088.60/x
  3. Step 3: Cross multiply
    3,767.20x = 5,198.73 × 2,088.60
  4. Step 4: Simplify right side
    3,767.20x = 10,858,057.04
  5. Step 5: Solve for x
    x = 10,858,057.04/3,767.20
  6. Step 6: Final answer
    x = 2,882.27

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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.