Home / 8,222.64-12,334.44-2,676.72

Finding the Fourth Proportional to 8,222.64, 12,334.44 and 2,676.72

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Solution

The fourth proportional to 8,222.64, 12,334.44 and 2,676.72 is: 4,015.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,222.64 : 12,334.44 = 2,676.72 : x
  2. Step 2: Convert to fraction form
    8,222.64/12,334.44 = 2,676.72/x
  3. Step 3: Cross multiply
    8,222.64x = 12,334.44 × 2,676.72
  4. Step 4: Simplify right side
    8,222.64x = 33,015,842.24
  5. Step 5: Solve for x
    x = 33,015,842.24/8,222.64
  6. Step 6: Final answer
    x = 4,015.24

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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.