Home / 8,227.92-12,343.70-3,842.98

Finding the Fourth Proportional to 8,227.92, 12,343.70 and 3,842.98

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Solution

The fourth proportional to 8,227.92, 12,343.70 and 3,842.98 is: 5,765.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,227.92 : 12,343.70 = 3,842.98 : x
  2. Step 2: Convert to fraction form
    8,227.92/12,343.70 = 3,842.98/x
  3. Step 3: Cross multiply
    8,227.92x = 12,343.70 × 3,842.98
  4. Step 4: Simplify right side
    8,227.92x = 47,436,592.23
  5. Step 5: Solve for x
    x = 47,436,592.23/8,227.92
  6. Step 6: Final answer
    x = 5,765.32

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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.