Home / 4,249.14-6,371.64-1,327.44

Finding the Fourth Proportional to 4,249.14, 6,371.64 and 1,327.44

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Solution

The fourth proportional to 4,249.14, 6,371.64 and 1,327.44 is: 1,990.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,249.14 : 6,371.64 = 1,327.44 : x
  2. Step 2: Convert to fraction form
    4,249.14/6,371.64 = 1,327.44/x
  3. Step 3: Cross multiply
    4,249.14x = 6,371.64 × 1,327.44
  4. Step 4: Simplify right side
    4,249.14x = 8,457,969.80
  5. Step 5: Solve for x
    x = 8,457,969.80/4,249.14
  6. Step 6: Final answer
    x = 1,990.51

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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.