Home / 4,289.26-6,435.17-1,791.64

Finding the Fourth Proportional to 4,289.26, 6,435.17 and 1,791.64

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Solution

The fourth proportional to 4,289.26, 6,435.17 and 1,791.64 is: 2,687.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,289.26 : 6,435.17 = 1,791.64 : x
  2. Step 2: Convert to fraction form
    4,289.26/6,435.17 = 1,791.64/x
  3. Step 3: Cross multiply
    4,289.26x = 6,435.17 × 1,791.64
  4. Step 4: Simplify right side
    4,289.26x = 11,529,507.98
  5. Step 5: Solve for x
    x = 11,529,507.98/4,289.26
  6. Step 6: Final answer
    x = 2,687.99

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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.