Home / 8,076.09-12,110.97-3,398.34

Finding the Fourth Proportional to 8,076.09, 12,110.97 and 3,398.34

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Solution

The fourth proportional to 8,076.09, 12,110.97 and 3,398.34 is: 5,096.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,076.09 : 12,110.97 = 3,398.34 : x
  2. Step 2: Convert to fraction form
    8,076.09/12,110.97 = 3,398.34/x
  3. Step 3: Cross multiply
    8,076.09x = 12,110.97 × 3,398.34
  4. Step 4: Simplify right side
    8,076.09x = 41,157,176.80
  5. Step 5: Solve for x
    x = 41,157,176.80/8,076.09
  6. Step 6: Final answer
    x = 5,096.18

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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.