Home / 6,618.22-9,132.99-3,634.06

Finding the Fourth Proportional to 6,618.22, 9,132.99 and 3,634.06

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Solution

The fourth proportional to 6,618.22, 9,132.99 and 3,634.06 is: 5,014.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,618.22 : 9,132.99 = 3,634.06 : x
  2. Step 2: Convert to fraction form
    6,618.22/9,132.99 = 3,634.06/x
  3. Step 3: Cross multiply
    6,618.22x = 9,132.99 × 3,634.06
  4. Step 4: Simplify right side
    6,618.22x = 33,189,833.64
  5. Step 5: Solve for x
    x = 33,189,833.64/6,618.22
  6. Step 6: Final answer
    x = 5,014.92

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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.