Home / 6,811.38-10,217.64-2,863.77

Finding the Fourth Proportional to 6,811.38, 10,217.64 and 2,863.77

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Solution

The fourth proportional to 6,811.38, 10,217.64 and 2,863.77 is: 4,295.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,811.38 : 10,217.64 = 2,863.77 : x
  2. Step 2: Convert to fraction form
    6,811.38/10,217.64 = 2,863.77/x
  3. Step 3: Cross multiply
    6,811.38x = 10,217.64 × 2,863.77
  4. Step 4: Simplify right side
    6,811.38x = 29,260,970.90
  5. Step 5: Solve for x
    x = 29,260,970.90/6,811.38
  6. Step 6: Final answer
    x = 4,295.89

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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.