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Finding the Fourth Proportional to 11,593.88, 17,394.08 and 3,808.16

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Solution

The fourth proportional to 11,593.88, 17,394.08 and 3,808.16 is: 5,713.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,593.88 : 17,394.08 = 3,808.16 : x
  2. Step 2: Convert to fraction form
    11,593.88/17,394.08 = 3,808.16/x
  3. Step 3: Cross multiply
    11,593.88x = 17,394.08 × 3,808.16
  4. Step 4: Simplify right side
    11,593.88x = 66,239,439.69
  5. Step 5: Solve for x
    x = 66,239,439.69/11,593.88
  6. Step 6: Final answer
    x = 5,713.31

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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.