Home / 5,486.74-8,230.11-2,197.54

Finding the Fourth Proportional to 5,486.74, 8,230.11 and 2,197.54

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Solution

The fourth proportional to 5,486.74, 8,230.11 and 2,197.54 is: 3,296.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,486.74 : 8,230.11 = 2,197.54 : x
  2. Step 2: Convert to fraction form
    5,486.74/8,230.11 = 2,197.54/x
  3. Step 3: Cross multiply
    5,486.74x = 8,230.11 × 2,197.54
  4. Step 4: Simplify right side
    5,486.74x = 18,085,995.93
  5. Step 5: Solve for x
    x = 18,085,995.93/5,486.74
  6. Step 6: Final answer
    x = 3,296.31

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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.