Home / 11,028.66-16,539.42-3,631.38

Finding the Fourth Proportional to 11,028.66, 16,539.42 and 3,631.38

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Solution

The fourth proportional to 11,028.66, 16,539.42 and 3,631.38 is: 5,445.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,028.66 : 16,539.42 = 3,631.38 : x
  2. Step 2: Convert to fraction form
    11,028.66/16,539.42 = 3,631.38/x
  3. Step 3: Cross multiply
    11,028.66x = 16,539.42 × 3,631.38
  4. Step 4: Simplify right side
    11,028.66x = 60,060,919.00
  5. Step 5: Solve for x
    x = 60,060,919.00/11,028.66
  6. Step 6: Final answer
    x = 5,445.89

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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.