Home / 7,179.42-10,769.30-2,249.21

Finding the Fourth Proportional to 7,179.42, 10,769.30 and 2,249.21

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Solution

The fourth proportional to 7,179.42, 10,769.30 and 2,249.21 is: 3,373.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,179.42 : 10,769.30 = 2,249.21 : x
  2. Step 2: Convert to fraction form
    7,179.42/10,769.30 = 2,249.21/x
  3. Step 3: Cross multiply
    7,179.42x = 10,769.30 × 2,249.21
  4. Step 4: Simplify right side
    7,179.42x = 24,222,352.16
  5. Step 5: Solve for x
    x = 24,222,352.16/7,179.42
  6. Step 6: Final answer
    x = 3,373.86

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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.