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Finding the Fourth Proportional to 11,952.39, 17,933.63 and 6,404.25

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Solution

The fourth proportional to 11,952.39, 17,933.63 and 6,404.25 is: 9,609.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,952.39 : 17,933.63 = 6,404.25 : x
  2. Step 2: Convert to fraction form
    11,952.39/17,933.63 = 6,404.25/x
  3. Step 3: Cross multiply
    11,952.39x = 17,933.63 × 6,404.25
  4. Step 4: Simplify right side
    11,952.39x = 114,851,449.93
  5. Step 5: Solve for x
    x = 114,851,449.93/11,952.39
  6. Step 6: Final answer
    x = 9,609.08

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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.