Home / 8,268.58-11,410.60-4,491.72

Finding the Fourth Proportional to 8,268.58, 11,410.60 and 4,491.72

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Solution

The fourth proportional to 8,268.58, 11,410.60 and 4,491.72 is: 6,198.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,268.58 : 11,410.60 = 4,491.72 : x
  2. Step 2: Convert to fraction form
    8,268.58/11,410.60 = 4,491.72/x
  3. Step 3: Cross multiply
    8,268.58x = 11,410.60 × 4,491.72
  4. Step 4: Simplify right side
    8,268.58x = 51,253,156.65
  5. Step 5: Solve for x
    x = 51,253,156.65/8,268.58
  6. Step 6: Final answer
    x = 6,198.54

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Why These Related Problems?

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