Home / 8,288.92-12,433.38-3,355.17

Finding the Fourth Proportional to 8,288.92, 12,433.38 and 3,355.17

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Solution

The fourth proportional to 8,288.92, 12,433.38 and 3,355.17 is: 5,032.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,288.92 : 12,433.38 = 3,355.17 : x
  2. Step 2: Convert to fraction form
    8,288.92/12,433.38 = 3,355.17/x
  3. Step 3: Cross multiply
    8,288.92x = 12,433.38 × 3,355.17
  4. Step 4: Simplify right side
    8,288.92x = 41,716,103.57
  5. Step 5: Solve for x
    x = 41,716,103.57/8,288.92
  6. Step 6: Final answer
    x = 5,032.76

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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.