Home / 8,005.26-11,994.39-5,227.86

Finding the Fourth Proportional to 8,005.26, 11,994.39 and 5,227.86

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Solution

The fourth proportional to 8,005.26, 11,994.39 and 5,227.86 is: 7,832.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,005.26 : 11,994.39 = 5,227.86 : x
  2. Step 2: Convert to fraction form
    8,005.26/11,994.39 = 5,227.86/x
  3. Step 3: Cross multiply
    8,005.26x = 11,994.39 × 5,227.86
  4. Step 4: Simplify right side
    8,005.26x = 62,704,991.71
  5. Step 5: Solve for x
    x = 62,704,991.71/8,005.26
  6. Step 6: Final answer
    x = 7,832.97

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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.