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Finding the Fourth Proportional to 8,801.22, 12,145.37 and 4,822.29

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Solution

The fourth proportional to 8,801.22, 12,145.37 and 4,822.29 is: 6,654.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,801.22 : 12,145.37 = 4,822.29 : x
  2. Step 2: Convert to fraction form
    8,801.22/12,145.37 = 4,822.29/x
  3. Step 3: Cross multiply
    8,801.22x = 12,145.37 × 4,822.29
  4. Step 4: Simplify right side
    8,801.22x = 58,568,472.19
  5. Step 5: Solve for x
    x = 58,568,472.19/8,801.22
  6. Step 6: Final answer
    x = 6,654.59

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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.