Home / 7,481.14-11,217.96-2,549.05

Finding the Fourth Proportional to 7,481.14, 11,217.96 and 2,549.05

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Solution

The fourth proportional to 7,481.14, 11,217.96 and 2,549.05 is: 3,822.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,481.14 : 11,217.96 = 2,549.05 : x
  2. Step 2: Convert to fraction form
    7,481.14/11,217.96 = 2,549.05/x
  3. Step 3: Cross multiply
    7,481.14x = 11,217.96 × 2,549.05
  4. Step 4: Simplify right side
    7,481.14x = 28,595,140.94
  5. Step 5: Solve for x
    x = 28,595,140.94/7,481.14
  6. Step 6: Final answer
    x = 3,822.30

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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.