Home / 8,342.37-12,517.04-3,659.96

Finding the Fourth Proportional to 8,342.37, 12,517.04 and 3,659.96

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Solution

The fourth proportional to 8,342.37, 12,517.04 and 3,659.96 is: 5,491.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,342.37 : 12,517.04 = 3,659.96 : x
  2. Step 2: Convert to fraction form
    8,342.37/12,517.04 = 3,659.96/x
  3. Step 3: Cross multiply
    8,342.37x = 12,517.04 × 3,659.96
  4. Step 4: Simplify right side
    8,342.37x = 45,811,906.16
  5. Step 5: Solve for x
    x = 45,811,906.16/8,342.37
  6. Step 6: Final answer
    x = 5,491.47

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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.