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Finding the Fourth Proportional to 8,162.73, 11,264.81 and 4,625.82

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Solution

The fourth proportional to 8,162.73, 11,264.81 and 4,625.82 is: 6,383.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,162.73 : 11,264.81 = 4,625.82 : x
  2. Step 2: Convert to fraction form
    8,162.73/11,264.81 = 4,625.82/x
  3. Step 3: Cross multiply
    8,162.73x = 11,264.81 × 4,625.82
  4. Step 4: Simplify right side
    8,162.73x = 52,108,960.27
  5. Step 5: Solve for x
    x = 52,108,960.27/8,162.73
  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.