Home / 5,485.50-8,231.94-2,022.75

Finding the Fourth Proportional to 5,485.50, 8,231.94 and 2,022.75

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Solution

The fourth proportional to 5,485.50, 8,231.94 and 2,022.75 is: 3,035.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,485.50 : 8,231.94 = 2,022.75 : x
  2. Step 2: Convert to fraction form
    5,485.50/8,231.94 = 2,022.75/x
  3. Step 3: Cross multiply
    5,485.50x = 8,231.94 × 2,022.75
  4. Step 4: Simplify right side
    5,485.50x = 16,651,156.64
  5. Step 5: Solve for x
    x = 16,651,156.64/5,485.50
  6. Step 6: Final answer
    x = 3,035.49

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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.