Home / 5,483.45-8,229.42-2,196.87

Finding the Fourth Proportional to 5,483.45, 8,229.42 and 2,196.87

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Solution

The fourth proportional to 5,483.45, 8,229.42 and 2,196.87 is: 3,297.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,483.45 : 8,229.42 = 2,196.87 : x
  2. Step 2: Convert to fraction form
    5,483.45/8,229.42 = 2,196.87/x
  3. Step 3: Cross multiply
    5,483.45x = 8,229.42 × 2,196.87
  4. Step 4: Simplify right side
    5,483.45x = 18,078,965.92
  5. Step 5: Solve for x
    x = 18,078,965.92/5,483.45
  6. Step 6: Final answer
    x = 3,297.01

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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.