Home / 5,500.75-8,220.91-4,023.09

Finding the Fourth Proportional to 5,500.75, 8,220.91 and 4,023.09

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Solution

The fourth proportional to 5,500.75, 8,220.91 and 4,023.09 is: 6,012.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,500.75 : 8,220.91 = 4,023.09 : x
  2. Step 2: Convert to fraction form
    5,500.75/8,220.91 = 4,023.09/x
  3. Step 3: Cross multiply
    5,500.75x = 8,220.91 × 4,023.09
  4. Step 4: Simplify right side
    5,500.75x = 33,073,460.81
  5. Step 5: Solve for x
    x = 33,073,460.81/5,500.75
  6. Step 6: Final answer
    x = 6,012.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.