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Finding the Fourth Proportional to 8,550, 12,826.02 and 2,626.11

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Solution

The fourth proportional to 8,550, 12,826.02 and 2,626.11 is: 3,939.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,550 : 12,826.02 = 2,626.11 : x
  2. Step 2: Convert to fraction form
    8,550/12,826.02 = 2,626.11/x
  3. Step 3: Cross multiply
    8,550x = 12,826.02 × 2,626.11
  4. Step 4: Simplify right side
    8,550x = 33,682,539.38
  5. Step 5: Solve for x
    x = 33,682,539.38/8,550
  6. Step 6: Final answer
    x = 3,939.48

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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.