Home / 8,183.56-12,276.50-2,635.62

Finding the Fourth Proportional to 8,183.56, 12,276.50 and 2,635.62

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Solution

The fourth proportional to 8,183.56, 12,276.50 and 2,635.62 is: 3,953.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,183.56 : 12,276.50 = 2,635.62 : x
  2. Step 2: Convert to fraction form
    8,183.56/12,276.50 = 2,635.62/x
  3. Step 3: Cross multiply
    8,183.56x = 12,276.50 × 2,635.62
  4. Step 4: Simplify right side
    8,183.56x = 32,356,188.93
  5. Step 5: Solve for x
    x = 32,356,188.93/8,183.56
  6. Step 6: Final answer
    x = 3,953.80

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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.