Home / 8,076.77-12,115.14-2,233.38

Finding the Fourth Proportional to 8,076.77, 12,115.14 and 2,233.38

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Solution

The fourth proportional to 8,076.77, 12,115.14 and 2,233.38 is: 3,350.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,076.77 : 12,115.14 = 2,233.38 : x
  2. Step 2: Convert to fraction form
    8,076.77/12,115.14 = 2,233.38/x
  3. Step 3: Cross multiply
    8,076.77x = 12,115.14 × 2,233.38
  4. Step 4: Simplify right side
    8,076.77x = 27,057,711.37
  5. Step 5: Solve for x
    x = 27,057,711.37/8,076.77
  6. Step 6: Final answer
    x = 3,350.07

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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.