Home / 4,201.26-6,290.88-2,961.96

Finding the Fourth Proportional to 4,201.26, 6,290.88 and 2,961.96

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Solution

The fourth proportional to 4,201.26, 6,290.88 and 2,961.96 is: 4,435.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,201.26 : 6,290.88 = 2,961.96 : x
  2. Step 2: Convert to fraction form
    4,201.26/6,290.88 = 2,961.96/x
  3. Step 3: Cross multiply
    4,201.26x = 6,290.88 × 2,961.96
  4. Step 4: Simplify right side
    4,201.26x = 18,633,334.92
  5. Step 5: Solve for x
    x = 18,633,334.92/4,201.26
  6. Step 6: Final answer
    x = 4,435.18

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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.