Home / 11,952.12-17,934.66-6,108.78

Finding the Fourth Proportional to 11,952.12, 17,934.66 and 6,108.78

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Solution

The fourth proportional to 11,952.12, 17,934.66 and 6,108.78 is: 9,166.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,952.12 : 17,934.66 = 6,108.78 : x
  2. Step 2: Convert to fraction form
    11,952.12/17,934.66 = 6,108.78/x
  3. Step 3: Cross multiply
    11,952.12x = 17,934.66 × 6,108.78
  4. Step 4: Simplify right side
    11,952.12x = 109,558,892.31
  5. Step 5: Solve for x
    x = 109,558,892.31/11,952.12
  6. Step 6: Final answer
    x = 9,166.48

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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.