Home / 5,519.21-8,280.83-2,233.24

Finding the Fourth Proportional to 5,519.21, 8,280.83 and 2,233.24

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Solution

The fourth proportional to 5,519.21, 8,280.83 and 2,233.24 is: 3,350.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,519.21 : 8,280.83 = 2,233.24 : x
  2. Step 2: Convert to fraction form
    5,519.21/8,280.83 = 2,233.24/x
  3. Step 3: Cross multiply
    5,519.21x = 8,280.83 × 2,233.24
  4. Step 4: Simplify right side
    5,519.21x = 18,493,065.67
  5. Step 5: Solve for x
    x = 18,493,065.67/5,519.21
  6. Step 6: Final answer
    x = 3,350.68

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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.