Home / 8,076.21-12,112.95-2,232.84

Finding the Fourth Proportional to 8,076.21, 12,112.95 and 2,232.84

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Solution

The fourth proportional to 8,076.21, 12,112.95 and 2,232.84 is: 3,348.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,076.21 : 12,112.95 = 2,232.84 : x
  2. Step 2: Convert to fraction form
    8,076.21/12,112.95 = 2,232.84/x
  3. Step 3: Cross multiply
    8,076.21x = 12,112.95 × 2,232.84
  4. Step 4: Simplify right side
    8,076.21x = 27,046,279.28
  5. Step 5: Solve for x
    x = 27,046,279.28/8,076.21
  6. Step 6: Final answer
    x = 3,348.88

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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.