Home / 6,286.83-9,423.66-2,125.38

Finding the Fourth Proportional to 6,286.83, 9,423.66 and 2,125.38

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Solution

The fourth proportional to 6,286.83, 9,423.66 and 2,125.38 is: 3,185.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,286.83 : 9,423.66 = 2,125.38 : x
  2. Step 2: Convert to fraction form
    6,286.83/9,423.66 = 2,125.38/x
  3. Step 3: Cross multiply
    6,286.83x = 9,423.66 × 2,125.38
  4. Step 4: Simplify right side
    6,286.83x = 20,028,858.49
  5. Step 5: Solve for x
    x = 20,028,858.49/6,286.83
  6. Step 6: Final answer
    x = 3,185.84

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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.