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Finding the Fourth Proportional to 11,773.15, 17,651.52 and 5,926.57

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Solution

The fourth proportional to 11,773.15, 17,651.52 and 5,926.57 is: 8,885.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,773.15 : 17,651.52 = 5,926.57 : x
  2. Step 2: Convert to fraction form
    11,773.15/17,651.52 = 5,926.57/x
  3. Step 3: Cross multiply
    11,773.15x = 17,651.52 × 5,926.57
  4. Step 4: Simplify right side
    11,773.15x = 104,612,924.76
  5. Step 5: Solve for x
    x = 104,612,924.76/11,773.15
  6. Step 6: Final answer
    x = 8,885.72

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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.