Home / 5,481.01-8,220.69-2,017.45

Finding the Fourth Proportional to 5,481.01, 8,220.69 and 2,017.45

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Solution

The fourth proportional to 5,481.01, 8,220.69 and 2,017.45 is: 3,025.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,481.01 : 8,220.69 = 2,017.45 : x
  2. Step 2: Convert to fraction form
    5,481.01/8,220.69 = 2,017.45/x
  3. Step 3: Cross multiply
    5,481.01x = 8,220.69 × 2,017.45
  4. Step 4: Simplify right side
    5,481.01x = 16,584,789.94
  5. Step 5: Solve for x
    x = 16,584,789.94/5,481.01
  6. Step 6: Final answer
    x = 3,025.87

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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.