Home / 4,247.15-5,863.91-3,250.64

Finding the Fourth Proportional to 4,247.15, 5,863.91 and 3,250.64

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Solution

The fourth proportional to 4,247.15, 5,863.91 and 3,250.64 is: 4,488.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,247.15 : 5,863.91 = 3,250.64 : x
  2. Step 2: Convert to fraction form
    4,247.15/5,863.91 = 3,250.64/x
  3. Step 3: Cross multiply
    4,247.15x = 5,863.91 × 3,250.64
  4. Step 4: Simplify right side
    4,247.15x = 19,061,414.83
  5. Step 5: Solve for x
    x = 19,061,414.83/4,247.15
  6. Step 6: Final answer
    x = 4,488.05

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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.