Home / 3,678.22-5,504.37-2,805.58

Finding the Fourth Proportional to 3,678.22, 5,504.37 and 2,805.58

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Solution

The fourth proportional to 3,678.22, 5,504.37 and 2,805.58 is: 4,198.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,678.22 : 5,504.37 = 2,805.58 : x
  2. Step 2: Convert to fraction form
    3,678.22/5,504.37 = 2,805.58/x
  3. Step 3: Cross multiply
    3,678.22x = 5,504.37 × 2,805.58
  4. Step 4: Simplify right side
    3,678.22x = 15,442,950.38
  5. Step 5: Solve for x
    x = 15,442,950.38/3,678.22
  6. Step 6: Final answer
    x = 4,198.48

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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.