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Finding the Fourth Proportional to 8,163.46, 11,265.24 and 4,626.46

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Solution

The fourth proportional to 8,163.46, 11,265.24 and 4,626.46 is: 6,384.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,163.46 : 11,265.24 = 4,626.46 : x
  2. Step 2: Convert to fraction form
    8,163.46/11,265.24 = 4,626.46/x
  3. Step 3: Cross multiply
    8,163.46x = 11,265.24 × 4,626.46
  4. Step 4: Simplify right side
    8,163.46x = 52,118,182.25
  5. Step 5: Solve for x
    x = 52,118,182.25/8,163.46
  6. Step 6: Final answer
    x = 6,384.33

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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.