Home / 2,190.22-3,022.04-1,593.66

Finding the Fourth Proportional to 2,190.22, 3,022.04 and 1,593.66

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Solution

The fourth proportional to 2,190.22, 3,022.04 and 1,593.66 is: 2,198.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,190.22 : 3,022.04 = 1,593.66 : x
  2. Step 2: Convert to fraction form
    2,190.22/3,022.04 = 1,593.66/x
  3. Step 3: Cross multiply
    2,190.22x = 3,022.04 × 1,593.66
  4. Step 4: Simplify right side
    2,190.22x = 4,816,104.27
  5. Step 5: Solve for x
    x = 4,816,104.27/2,190.22
  6. Step 6: Final answer
    x = 2,198.91

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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.