Home / 11,956.24-17,934.36-3,191.19

Finding the Fourth Proportional to 11,956.24, 17,934.36 and 3,191.19

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Solution

The fourth proportional to 11,956.24, 17,934.36 and 3,191.19 is: 4,786.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,956.24 : 17,934.36 = 3,191.19 : x
  2. Step 2: Convert to fraction form
    11,956.24/17,934.36 = 3,191.19/x
  3. Step 3: Cross multiply
    11,956.24x = 17,934.36 × 3,191.19
  4. Step 4: Simplify right side
    11,956.24x = 57,231,950.29
  5. Step 5: Solve for x
    x = 57,231,950.29/11,956.24
  6. Step 6: Final answer
    x = 4,786.79

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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.