Home / 5,679.50-8,524.42-2,908.09

Finding the Fourth Proportional to 5,679.50, 8,524.42 and 2,908.09

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Solution

The fourth proportional to 5,679.50, 8,524.42 and 2,908.09 is: 4,364.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,679.50 : 8,524.42 = 2,908.09 : x
  2. Step 2: Convert to fraction form
    5,679.50/8,524.42 = 2,908.09/x
  3. Step 3: Cross multiply
    5,679.50x = 8,524.42 × 2,908.09
  4. Step 4: Simplify right side
    5,679.50x = 24,789,780.56
  5. Step 5: Solve for x
    x = 24,789,780.56/5,679.50
  6. Step 6: Final answer
    x = 4,364.78

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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.