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Finding the Fourth Proportional to 11,793.09, 17,689.64 and 3,028.01

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Solution

The fourth proportional to 11,793.09, 17,689.64 and 3,028.01 is: 4,542.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,793.09 : 17,689.64 = 3,028.01 : x
  2. Step 2: Convert to fraction form
    11,793.09/17,689.64 = 3,028.01/x
  3. Step 3: Cross multiply
    11,793.09x = 17,689.64 × 3,028.01
  4. Step 4: Simplify right side
    11,793.09x = 53,564,370.01
  5. Step 5: Solve for x
    x = 53,564,370.01/11,793.09
  6. Step 6: Final answer
    x = 4,542.01

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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.