Home / 6,618.33-9,132.96-3,634.11

Finding the Fourth Proportional to 6,618.33, 9,132.96 and 3,634.11

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Solution

The fourth proportional to 6,618.33, 9,132.96 and 3,634.11 is: 5,014.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,618.33 : 9,132.96 = 3,634.11 : x
  2. Step 2: Convert to fraction form
    6,618.33/9,132.96 = 3,634.11/x
  3. Step 3: Cross multiply
    6,618.33x = 9,132.96 × 3,634.11
  4. Step 4: Simplify right side
    6,618.33x = 33,190,181.27
  5. Step 5: Solve for x
    x = 33,190,181.27/6,618.33
  6. Step 6: Final answer
    x = 5,014.89

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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.