Home / 8,268.38-11,410.57-4,491.55

Finding the Fourth Proportional to 8,268.38, 11,410.57 and 4,491.55

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Solution

The fourth proportional to 8,268.38, 11,410.57 and 4,491.55 is: 6,198.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,268.38 : 11,410.57 = 4,491.55 : x
  2. Step 2: Convert to fraction form
    8,268.38/11,410.57 = 4,491.55/x
  3. Step 3: Cross multiply
    8,268.38x = 11,410.57 × 4,491.55
  4. Step 4: Simplify right side
    8,268.38x = 51,251,088.63
  5. Step 5: Solve for x
    x = 51,251,088.63/8,268.38
  6. Step 6: Final answer
    x = 6,198.44

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1.5x scale

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.