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Finding the Fourth Proportional to 11,793.36, 17,691.03 and 3,028.26

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Solution

The fourth proportional to 11,793.36, 17,691.03 and 3,028.26 is: 4,542.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,793.36 : 17,691.03 = 3,028.26 : x
  2. Step 2: Convert to fraction form
    11,793.36/17,691.03 = 3,028.26/x
  3. Step 3: Cross multiply
    11,793.36x = 17,691.03 × 3,028.26
  4. Step 4: Simplify right side
    11,793.36x = 53,573,038.51
  5. Step 5: Solve for x
    x = 53,573,038.51/11,793.36
  6. Step 6: Final answer
    x = 4,542.64

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1.5x scale

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.