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Finding the Fourth Proportional to 11,125.50, 15,352.97 and 6,650.25

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Solution

The fourth proportional to 11,125.50, 15,352.97 and 6,650.25 is: 9,177.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,125.50 : 15,352.97 = 6,650.25 : x
  2. Step 2: Convert to fraction form
    11,125.50/15,352.97 = 6,650.25/x
  3. Step 3: Cross multiply
    11,125.50x = 15,352.97 × 6,650.25
  4. Step 4: Simplify right side
    11,125.50x = 102,101,055.49
  5. Step 5: Solve for x
    x = 102,101,055.49/11,125.50
  6. Step 6: Final answer
    x = 9,177.21

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.