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Finding the Fourth Proportional to 8,383.01, 12,573.12 and 2,836.22

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Solution

The fourth proportional to 8,383.01, 12,573.12 and 2,836.22 is: 4,253.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,383.01 : 12,573.12 = 2,836.22 : x
  2. Step 2: Convert to fraction form
    8,383.01/12,573.12 = 2,836.22/x
  3. Step 3: Cross multiply
    8,383.01x = 12,573.12 × 2,836.22
  4. Step 4: Simplify right side
    8,383.01x = 35,660,134.41
  5. Step 5: Solve for x
    x = 35,660,134.41/8,383.01
  6. Step 6: Final answer
    x = 4,253.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.