Home / 9,327.58-13,997.13-3,780.97

Finding the Fourth Proportional to 9,327.58, 13,997.13 and 3,780.97

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Solution

The fourth proportional to 9,327.58, 13,997.13 and 3,780.97 is: 5,673.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,327.58 : 13,997.13 = 3,780.97 : x
  2. Step 2: Convert to fraction form
    9,327.58/13,997.13 = 3,780.97/x
  3. Step 3: Cross multiply
    9,327.58x = 13,997.13 × 3,780.97
  4. Step 4: Simplify right side
    9,327.58x = 52,922,728.62
  5. Step 5: Solve for x
    x = 52,922,728.62/9,327.58
  6. Step 6: Final answer
    x = 5,673.79

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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.