Home / 10,963.26-16,447.60-3,172.86

Finding the Fourth Proportional to 10,963.26, 16,447.60 and 3,172.86

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Solution

The fourth proportional to 10,963.26, 16,447.60 and 3,172.86 is: 4,760.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,963.26 : 16,447.60 = 3,172.86 : x
  2. Step 2: Convert to fraction form
    10,963.26/16,447.60 = 3,172.86/x
  3. Step 3: Cross multiply
    10,963.26x = 16,447.60 × 3,172.86
  4. Step 4: Simplify right side
    10,963.26x = 52,185,957.39
  5. Step 5: Solve for x
    x = 52,185,957.39/10,963.26
  6. Step 6: Final answer
    x = 4,760.08

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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.