Home / 3,826.24-5,270.88-2,645.28

Finding the Fourth Proportional to 3,826.24, 5,270.88 and 2,645.28

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Solution

The fourth proportional to 3,826.24, 5,270.88 and 2,645.28 is: 3,644.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,826.24 : 5,270.88 = 2,645.28 : x
  2. Step 2: Convert to fraction form
    3,826.24/5,270.88 = 2,645.28/x
  3. Step 3: Cross multiply
    3,826.24x = 5,270.88 × 2,645.28
  4. Step 4: Simplify right side
    3,826.24x = 13,942,953.45
  5. Step 5: Solve for x
    x = 13,942,953.45/3,826.24
  6. Step 6: Final answer
    x = 3,644.04

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.