Home / 8,163.86-11,265.48-4,626.18

Finding the Fourth Proportional to 8,163.86, 11,265.48 and 4,626.18

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Solution

The fourth proportional to 8,163.86, 11,265.48 and 4,626.18 is: 6,383.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,163.86 : 11,265.48 = 4,626.18 : x
  2. Step 2: Convert to fraction form
    8,163.86/11,265.48 = 4,626.18/x
  3. Step 3: Cross multiply
    8,163.86x = 11,265.48 × 4,626.18
  4. Step 4: Simplify right side
    8,163.86x = 52,116,138.27
  5. Step 5: Solve for x
    x = 52,116,138.27/8,163.86
  6. Step 6: Final answer
    x = 6,383.77

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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.