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Finding the Fourth Proportional to 6,163.82, 8,506.06 and 3,369.32

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Solution

The fourth proportional to 6,163.82, 8,506.06 and 3,369.32 is: 4,649.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,163.82 : 8,506.06 = 3,369.32 : x
  2. Step 2: Convert to fraction form
    6,163.82/8,506.06 = 3,369.32/x
  3. Step 3: Cross multiply
    6,163.82x = 8,506.06 × 3,369.32
  4. Step 4: Simplify right side
    6,163.82x = 28,659,638.08
  5. Step 5: Solve for x
    x = 28,659,638.08/6,163.82
  6. Step 6: Final answer
    x = 4,649.66

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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.