Home / 8,183.84-11,293.40-4,826.80

Finding the Fourth Proportional to 8,183.84, 11,293.40 and 4,826.80

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Solution

The fourth proportional to 8,183.84, 11,293.40 and 4,826.80 is: 6,660.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,183.84 : 11,293.40 = 4,826.80 : x
  2. Step 2: Convert to fraction form
    8,183.84/11,293.40 = 4,826.80/x
  3. Step 3: Cross multiply
    8,183.84x = 11,293.40 × 4,826.80
  4. Step 4: Simplify right side
    8,183.84x = 54,510,983.12
  5. Step 5: Solve for x
    x = 54,510,983.12/8,183.84
  6. Step 6: Final answer
    x = 6,660.81

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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.