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Finding the Fourth Proportional to 11,793.62, 17,688.47 and 4,396.11

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Solution

The fourth proportional to 11,793.62, 17,688.47 and 4,396.11 is: 6,593.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,793.62 : 17,688.47 = 4,396.11 : x
  2. Step 2: Convert to fraction form
    11,793.62/17,688.47 = 4,396.11/x
  3. Step 3: Cross multiply
    11,793.62x = 17,688.47 × 4,396.11
  4. Step 4: Simplify right side
    11,793.62x = 77,760,437.87
  5. Step 5: Solve for x
    x = 77,760,437.87/11,793.62
  6. Step 6: Final answer
    x = 6,593.44

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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.