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Finding the Fourth Proportional to 9,004.52, 13,506.90 and 3,806.60

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Solution

The fourth proportional to 9,004.52, 13,506.90 and 3,806.60 is: 5,709.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,004.52 : 13,506.90 = 3,806.60 : x
  2. Step 2: Convert to fraction form
    9,004.52/13,506.90 = 3,806.60/x
  3. Step 3: Cross multiply
    9,004.52x = 13,506.90 × 3,806.60
  4. Step 4: Simplify right side
    9,004.52x = 51,415,365.54
  5. Step 5: Solve for x
    x = 51,415,365.54/9,004.52
  6. Step 6: Final answer
    x = 5,709.95

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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.