Home / 6,167.21-8,511.34-3,650.12

Finding the Fourth Proportional to 6,167.21, 8,511.34 and 3,650.12

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Solution

The fourth proportional to 6,167.21, 8,511.34 and 3,650.12 is: 5,037.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,167.21 : 8,511.34 = 3,650.12 : x
  2. Step 2: Convert to fraction form
    6,167.21/8,511.34 = 3,650.12/x
  3. Step 3: Cross multiply
    6,167.21x = 8,511.34 × 3,650.12
  4. Step 4: Simplify right side
    6,167.21x = 31,067,412.36
  5. Step 5: Solve for x
    x = 31,067,412.36/6,167.21
  6. Step 6: Final answer
    x = 5,037.51

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Half scale
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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.