Home / 3,646.06-5,468.82-2,181.94

Finding the Fourth Proportional to 3,646.06, 5,468.82 and 2,181.94

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Solution

The fourth proportional to 3,646.06, 5,468.82 and 2,181.94 is: 3,272.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,646.06 : 5,468.82 = 2,181.94 : x
  2. Step 2: Convert to fraction form
    3,646.06/5,468.82 = 2,181.94/x
  3. Step 3: Cross multiply
    3,646.06x = 5,468.82 × 2,181.94
  4. Step 4: Simplify right side
    3,646.06x = 11,932,637.11
  5. Step 5: Solve for x
    x = 11,932,637.11/3,646.06
  6. Step 6: Final answer
    x = 3,272.75

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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.