Home / 4,254.71-6,380.91-2,692.37

Finding the Fourth Proportional to 4,254.71, 6,380.91 and 2,692.37

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Solution

The fourth proportional to 4,254.71, 6,380.91 and 2,692.37 is: 4,037.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,254.71 : 6,380.91 = 2,692.37 : x
  2. Step 2: Convert to fraction form
    4,254.71/6,380.91 = 2,692.37/x
  3. Step 3: Cross multiply
    4,254.71x = 6,380.91 × 2,692.37
  4. Step 4: Simplify right side
    4,254.71x = 17,179,738.75
  5. Step 5: Solve for x
    x = 17,179,738.75/4,254.71
  6. Step 6: Final answer
    x = 4,037.81

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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.