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Finding the Fourth Proportional to 2,676.69, 4,015.22 and 1,033.25

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Solution

The fourth proportional to 2,676.69, 4,015.22 and 1,033.25 is: 1,549.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,676.69 : 4,015.22 = 1,033.25 : x
  2. Step 2: Convert to fraction form
    2,676.69/4,015.22 = 1,033.25/x
  3. Step 3: Cross multiply
    2,676.69x = 4,015.22 × 1,033.25
  4. Step 4: Simplify right side
    2,676.69x = 4,148,720.90
  5. Step 5: Solve for x
    x = 4,148,720.90/2,676.69
  6. Step 6: Final answer
    x = 1,549.94

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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.