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Finding the Fourth Proportional to 11,773.73, 17,660.61 and 7,394.27

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Solution

The fourth proportional to 11,773.73, 17,660.61 and 7,394.27 is: 11,091.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,773.73 : 17,660.61 = 7,394.27 : x
  2. Step 2: Convert to fraction form
    11,773.73/17,660.61 = 7,394.27/x
  3. Step 3: Cross multiply
    11,773.73x = 17,660.61 × 7,394.27
  4. Step 4: Simplify right side
    11,773.73x = 130,587,193.43
  5. Step 5: Solve for x
    x = 130,587,193.43/11,773.73
  6. Step 6: Final answer
    x = 11,091.40

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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.