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Finding the Fourth Proportional to 8,063.39, 12,099.48 and 3,133.22

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Solution

The fourth proportional to 8,063.39, 12,099.48 and 3,133.22 is: 4,701.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,063.39 : 12,099.48 = 3,133.22 : x
  2. Step 2: Convert to fraction form
    8,063.39/12,099.48 = 3,133.22/x
  3. Step 3: Cross multiply
    8,063.39x = 12,099.48 × 3,133.22
  4. Step 4: Simplify right side
    8,063.39x = 37,910,272.23
  5. Step 5: Solve for x
    x = 37,910,272.23/8,063.39
  6. Step 6: Final answer
    x = 4,701.53

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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.