Home / 8,508.15-12,760.44-3,241.33

Finding the Fourth Proportional to 8,508.15, 12,760.44 and 3,241.33

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Solution

The fourth proportional to 8,508.15, 12,760.44 and 3,241.33 is: 4,861.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,508.15 : 12,760.44 = 3,241.33 : x
  2. Step 2: Convert to fraction form
    8,508.15/12,760.44 = 3,241.33/x
  3. Step 3: Cross multiply
    8,508.15x = 12,760.44 × 3,241.33
  4. Step 4: Simplify right side
    8,508.15x = 41,360,796.99
  5. Step 5: Solve for x
    x = 41,360,796.99/8,508.15
  6. Step 6: Final answer
    x = 4,861.31

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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.