Home / 8,076.88-12,115.68-2,233.36

Finding the Fourth Proportional to 8,076.88, 12,115.68 and 2,233.36

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Solution

The fourth proportional to 8,076.88, 12,115.68 and 2,233.36 is: 3,350.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,076.88 : 12,115.68 = 2,233.36 : x
  2. Step 2: Convert to fraction form
    8,076.88/12,115.68 = 2,233.36/x
  3. Step 3: Cross multiply
    8,076.88x = 12,115.68 × 2,233.36
  4. Step 4: Simplify right side
    8,076.88x = 27,058,675.08
  5. Step 5: Solve for x
    x = 27,058,675.08/8,076.88
  6. Step 6: Final answer
    x = 3,350.14

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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.