Home / 8,229.24-11,345.94-5,989.32

Finding the Fourth Proportional to 8,229.24, 11,345.94 and 5,989.32

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Solution

The fourth proportional to 8,229.24, 11,345.94 and 5,989.32 is: 8,257.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,229.24 : 11,345.94 = 5,989.32 : x
  2. Step 2: Convert to fraction form
    8,229.24/11,345.94 = 5,989.32/x
  3. Step 3: Cross multiply
    8,229.24x = 11,345.94 × 5,989.32
  4. Step 4: Simplify right side
    8,229.24x = 67,954,465.36
  5. Step 5: Solve for x
    x = 67,954,465.36/8,229.24
  6. Step 6: Final answer
    x = 8,257.68

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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.