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Finding the Fourth Proportional to 9,788.73, 14,673.24 and 5,627.49

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Solution

The fourth proportional to 9,788.73, 14,673.24 and 5,627.49 is: 8,435.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,788.73 : 14,673.24 = 5,627.49 : x
  2. Step 2: Convert to fraction form
    9,788.73/14,673.24 = 5,627.49/x
  3. Step 3: Cross multiply
    9,788.73x = 14,673.24 × 5,627.49
  4. Step 4: Simplify right side
    9,788.73x = 82,573,511.37
  5. Step 5: Solve for x
    x = 82,573,511.37/9,788.73
  6. Step 6: Final answer
    x = 8,435.57

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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.