Home / 11,780.07-16,257.27-6,744.97

Finding the Fourth Proportional to 11,780.07, 16,257.27 and 6,744.97

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Solution

The fourth proportional to 11,780.07, 16,257.27 and 6,744.97 is: 9,308.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,780.07 : 16,257.27 = 6,744.97 : x
  2. Step 2: Convert to fraction form
    11,780.07/16,257.27 = 6,744.97/x
  3. Step 3: Cross multiply
    11,780.07x = 16,257.27 × 6,744.97
  4. Step 4: Simplify right side
    11,780.07x = 109,654,844.05
  5. Step 5: Solve for x
    x = 109,654,844.05/11,780.07
  6. Step 6: Final answer
    x = 9,308.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.