Home / 8,223.11-12,334.79-2,676.48

Finding the Fourth Proportional to 8,223.11, 12,334.79 and 2,676.48

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Solution

The fourth proportional to 8,223.11, 12,334.79 and 2,676.48 is: 4,014.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,223.11 : 12,334.79 = 2,676.48 : x
  2. Step 2: Convert to fraction form
    8,223.11/12,334.79 = 2,676.48/x
  3. Step 3: Cross multiply
    8,223.11x = 12,334.79 × 2,676.48
  4. Step 4: Simplify right side
    8,223.11x = 33,013,805.36
  5. Step 5: Solve for x
    x = 33,013,805.36/8,223.11
  6. Step 6: Final answer
    x = 4,014.76

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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.