Home / 5,518.20-8,283.18-2,233.44

Finding the Fourth Proportional to 5,518.20, 8,283.18 and 2,233.44

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Solution

The fourth proportional to 5,518.20, 8,283.18 and 2,233.44 is: 3,352.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,518.20 : 8,283.18 = 2,233.44 : x
  2. Step 2: Convert to fraction form
    5,518.20/8,283.18 = 2,233.44/x
  3. Step 3: Cross multiply
    5,518.20x = 8,283.18 × 2,233.44
  4. Step 4: Simplify right side
    5,518.20x = 18,499,985.54
  5. Step 5: Solve for x
    x = 18,499,985.54/5,518.20
  6. Step 6: Final answer
    x = 3,352.54

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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.