Home / 6,863.19-10,286.83-3,157.64

Finding the Fourth Proportional to 6,863.19, 10,286.83 and 3,157.64

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Solution

The fourth proportional to 6,863.19, 10,286.83 and 3,157.64 is: 4,732.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,863.19 : 10,286.83 = 3,157.64 : x
  2. Step 2: Convert to fraction form
    6,863.19/10,286.83 = 3,157.64/x
  3. Step 3: Cross multiply
    6,863.19x = 10,286.83 × 3,157.64
  4. Step 4: Simplify right side
    6,863.19x = 32,482,090.09
  5. Step 5: Solve for x
    x = 32,482,090.09/6,863.19
  6. Step 6: Final answer
    x = 4,732.80

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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.