Home / 7,539.03-11,310.09-2,608.02

Finding the Fourth Proportional to 7,539.03, 11,310.09 and 2,608.02

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Solution

The fourth proportional to 7,539.03, 11,310.09 and 2,608.02 is: 3,912.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,539.03 : 11,310.09 = 2,608.02 : x
  2. Step 2: Convert to fraction form
    7,539.03/11,310.09 = 2,608.02/x
  3. Step 3: Cross multiply
    7,539.03x = 11,310.09 × 2,608.02
  4. Step 4: Simplify right side
    7,539.03x = 29,496,940.92
  5. Step 5: Solve for x
    x = 29,496,940.92/7,539.03
  6. Step 6: Final answer
    x = 3,912.56

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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.