Home / 4,137.24-6,205.94-1,215.54

Finding the Fourth Proportional to 4,137.24, 6,205.94 and 1,215.54

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Solution

The fourth proportional to 4,137.24, 6,205.94 and 1,215.54 is: 1,823.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,137.24 : 6,205.94 = 1,215.54 : x
  2. Step 2: Convert to fraction form
    4,137.24/6,205.94 = 1,215.54/x
  3. Step 3: Cross multiply
    4,137.24x = 6,205.94 × 1,215.54
  4. Step 4: Simplify right side
    4,137.24x = 7,543,568.31
  5. Step 5: Solve for x
    x = 7,543,568.31/4,137.24
  6. Step 6: Final answer
    x = 1,823.33

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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.