Home / 4,268.21-6,403.09-2,076.94

Finding the Fourth Proportional to 4,268.21, 6,403.09 and 2,076.94

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Solution

The fourth proportional to 4,268.21, 6,403.09 and 2,076.94 is: 3,115.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,268.21 : 6,403.09 = 2,076.94 : x
  2. Step 2: Convert to fraction form
    4,268.21/6,403.09 = 2,076.94/x
  3. Step 3: Cross multiply
    4,268.21x = 6,403.09 × 2,076.94
  4. Step 4: Simplify right side
    4,268.21x = 13,298,833.74
  5. Step 5: Solve for x
    x = 13,298,833.74/4,268.21
  6. Step 6: Final answer
    x = 3,115.79

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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.