Home / 8,225.56-12,340.94-2,956.96

Finding the Fourth Proportional to 8,225.56, 12,340.94 and 2,956.96

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Solution

The fourth proportional to 8,225.56, 12,340.94 and 2,956.96 is: 4,436.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,225.56 : 12,340.94 = 2,956.96 : x
  2. Step 2: Convert to fraction form
    8,225.56/12,340.94 = 2,956.96/x
  3. Step 3: Cross multiply
    8,225.56x = 12,340.94 × 2,956.96
  4. Step 4: Simplify right side
    8,225.56x = 36,491,665.94
  5. Step 5: Solve for x
    x = 36,491,665.94/8,225.56
  6. Step 6: Final answer
    x = 4,436.37

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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.