Home / 5,722.44-8,582.04-2,212.20

Finding the Fourth Proportional to 5,722.44, 8,582.04 and 2,212.20

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Solution

The fourth proportional to 5,722.44, 8,582.04 and 2,212.20 is: 3,317.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,722.44 : 8,582.04 = 2,212.20 : x
  2. Step 2: Convert to fraction form
    5,722.44/8,582.04 = 2,212.20/x
  3. Step 3: Cross multiply
    5,722.44x = 8,582.04 × 2,212.20
  4. Step 4: Simplify right side
    5,722.44x = 18,985,188.89
  5. Step 5: Solve for x
    x = 18,985,188.89/5,722.44
  6. Step 6: Final answer
    x = 3,317.67

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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.