Home / 8,227.12-11,353.46-4,450.32

Finding the Fourth Proportional to 8,227.12, 11,353.46 and 4,450.32

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Solution

The fourth proportional to 8,227.12, 11,353.46 and 4,450.32 is: 6,141.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,227.12 : 11,353.46 = 4,450.32 : x
  2. Step 2: Convert to fraction form
    8,227.12/11,353.46 = 4,450.32/x
  3. Step 3: Cross multiply
    8,227.12x = 11,353.46 × 4,450.32
  4. Step 4: Simplify right side
    8,227.12x = 50,526,507.86
  5. Step 5: Solve for x
    x = 50,526,507.86/8,227.12
  6. Step 6: Final answer
    x = 6,141.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.