Home / 3,690.39-5,094.23-2,198.04

Finding the Fourth Proportional to 3,690.39, 5,094.23 and 2,198.04

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Solution

The fourth proportional to 3,690.39, 5,094.23 and 2,198.04 is: 3,034.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,690.39 : 5,094.23 = 2,198.04 : x
  2. Step 2: Convert to fraction form
    3,690.39/5,094.23 = 2,198.04/x
  3. Step 3: Cross multiply
    3,690.39x = 5,094.23 × 2,198.04
  4. Step 4: Simplify right side
    3,690.39x = 11,197,291.22
  5. Step 5: Solve for x
    x = 11,197,291.22/3,690.39
  6. Step 6: Final answer
    x = 3,034.17

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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.