Home / 9,861.22-14,791.96-3,287.41

Finding the Fourth Proportional to 9,861.22, 14,791.96 and 3,287.41

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Solution

The fourth proportional to 9,861.22, 14,791.96 and 3,287.41 is: 4,931.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,861.22 : 14,791.96 = 3,287.41 : x
  2. Step 2: Convert to fraction form
    9,861.22/14,791.96 = 3,287.41/x
  3. Step 3: Cross multiply
    9,861.22x = 14,791.96 × 3,287.41
  4. Step 4: Simplify right side
    9,861.22x = 48,627,163.26
  5. Step 5: Solve for x
    x = 48,627,163.26/9,861.22
  6. Step 6: Final answer
    x = 4,931.15

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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.