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Finding the Fourth Proportional to 8,222.97, 11,347.52 and 4,496.97

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Solution

The fourth proportional to 8,222.97, 11,347.52 and 4,496.97 is: 6,205.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,222.97 : 11,347.52 = 4,496.97 : x
  2. Step 2: Convert to fraction form
    8,222.97/11,347.52 = 4,496.97/x
  3. Step 3: Cross multiply
    8,222.97x = 11,347.52 × 4,496.97
  4. Step 4: Simplify right side
    8,222.97x = 51,029,411.52
  5. Step 5: Solve for x
    x = 51,029,411.52/8,222.97
  6. Step 6: Final answer
    x = 6,205.72

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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.