Home / 8,162.24-12,243.15-2,615.96

Finding the Fourth Proportional to 8,162.24, 12,243.15 and 2,615.96

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Solution

The fourth proportional to 8,162.24, 12,243.15 and 2,615.96 is: 3,923.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,162.24 : 12,243.15 = 2,615.96 : x
  2. Step 2: Convert to fraction form
    8,162.24/12,243.15 = 2,615.96/x
  3. Step 3: Cross multiply
    8,162.24x = 12,243.15 × 2,615.96
  4. Step 4: Simplify right side
    8,162.24x = 32,027,621.28
  5. Step 5: Solve for x
    x = 32,027,621.28/8,162.24
  6. Step 6: Final answer
    x = 3,923.88

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.