Home / 11,286.86-16,925.61-4,265.66

Finding the Fourth Proportional to 11,286.86, 16,925.61 and 4,265.66

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Solution

The fourth proportional to 11,286.86, 16,925.61 and 4,265.66 is: 6,396.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,286.86 : 16,925.61 = 4,265.66 : x
  2. Step 2: Convert to fraction form
    11,286.86/16,925.61 = 4,265.66/x
  3. Step 3: Cross multiply
    11,286.86x = 16,925.61 × 4,265.66
  4. Step 4: Simplify right side
    11,286.86x = 72,198,897.55
  5. Step 5: Solve for x
    x = 72,198,897.55/11,286.86
  6. Step 6: Final answer
    x = 6,396.72

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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.