Home / 4,268.28-5,889.85-2,379.71

Finding the Fourth Proportional to 4,268.28, 5,889.85 and 2,379.71

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Solution

The fourth proportional to 4,268.28, 5,889.85 and 2,379.71 is: 3,283.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,268.28 : 5,889.85 = 2,379.71 : x
  2. Step 2: Convert to fraction form
    4,268.28/5,889.85 = 2,379.71/x
  3. Step 3: Cross multiply
    4,268.28x = 5,889.85 × 2,379.71
  4. Step 4: Simplify right side
    4,268.28x = 14,016,134.94
  5. Step 5: Solve for x
    x = 14,016,134.94/4,268.28
  6. Step 6: Final answer
    x = 3,283.79

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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.