Home / 8,103.26-12,150.03-3,167.02

Finding the Fourth Proportional to 8,103.26, 12,150.03 and 3,167.02

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Solution

The fourth proportional to 8,103.26, 12,150.03 and 3,167.02 is: 4,748.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,103.26 : 12,150.03 = 3,167.02 : x
  2. Step 2: Convert to fraction form
    8,103.26/12,150.03 = 3,167.02/x
  3. Step 3: Cross multiply
    8,103.26x = 12,150.03 × 3,167.02
  4. Step 4: Simplify right side
    8,103.26x = 38,479,415.07
  5. Step 5: Solve for x
    x = 38,479,415.07/8,103.26
  6. Step 6: Final answer
    x = 4,748.63

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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.