Home / 11,028.75-16,539.05-3,631.05

Finding the Fourth Proportional to 11,028.75, 16,539.05 and 3,631.05

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Solution

The fourth proportional to 11,028.75, 16,539.05 and 3,631.05 is: 5,445.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,028.75 : 16,539.05 = 3,631.05 : x
  2. Step 2: Convert to fraction form
    11,028.75/16,539.05 = 3,631.05/x
  3. Step 3: Cross multiply
    11,028.75x = 16,539.05 × 3,631.05
  4. Step 4: Simplify right side
    11,028.75x = 60,054,099.35
  5. Step 5: Solve for x
    x = 60,054,099.35/11,028.75
  6. Step 6: Final answer
    x = 5,445.23

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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.