Home / 4,826.20-7,239.25-3,858.43

Finding the Fourth Proportional to 4,826.20, 7,239.25 and 3,858.43

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Solution

The fourth proportional to 4,826.20, 7,239.25 and 3,858.43 is: 5,787.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,826.20 : 7,239.25 = 3,858.43 : x
  2. Step 2: Convert to fraction form
    4,826.20/7,239.25 = 3,858.43/x
  3. Step 3: Cross multiply
    4,826.20x = 7,239.25 × 3,858.43
  4. Step 4: Simplify right side
    4,826.20x = 27,932,139.38
  5. Step 5: Solve for x
    x = 27,932,139.38/4,826.20
  6. Step 6: Final answer
    x = 5,787.61

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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.