Home / 5,722.27-8,582.18-2,211.12

Finding the Fourth Proportional to 5,722.27, 8,582.18 and 2,211.12

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Solution

The fourth proportional to 5,722.27, 8,582.18 and 2,211.12 is: 3,316.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,722.27 : 8,582.18 = 2,211.12 : x
  2. Step 2: Convert to fraction form
    5,722.27/8,582.18 = 2,211.12/x
  3. Step 3: Cross multiply
    5,722.27x = 8,582.18 × 2,211.12
  4. Step 4: Simplify right side
    5,722.27x = 18,976,249.14
  5. Step 5: Solve for x
    x = 18,976,249.14/5,722.27
  6. Step 6: Final answer
    x = 3,316.21

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Similar ratio
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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.