Home / 7,481.67-11,222.38-2,554.75

Finding the Fourth Proportional to 7,481.67, 11,222.38 and 2,554.75

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Solution

The fourth proportional to 7,481.67, 11,222.38 and 2,554.75 is: 3,832.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,481.67 : 11,222.38 = 2,554.75 : x
  2. Step 2: Convert to fraction form
    7,481.67/11,222.38 = 2,554.75/x
  3. Step 3: Cross multiply
    7,481.67x = 11,222.38 × 2,554.75
  4. Step 4: Simplify right side
    7,481.67x = 28,670,375.31
  5. Step 5: Solve for x
    x = 28,670,375.31/7,481.67
  6. Step 6: Final answer
    x = 3,832.08

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1.5x scale

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.