Home / 2,674.22-4,013.31-1,268.65

Finding the Fourth Proportional to 2,674.22, 4,013.31 and 1,268.65

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Solution

The fourth proportional to 2,674.22, 4,013.31 and 1,268.65 is: 1,903.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,674.22 : 4,013.31 = 1,268.65 : x
  2. Step 2: Convert to fraction form
    2,674.22/4,013.31 = 1,268.65/x
  3. Step 3: Cross multiply
    2,674.22x = 4,013.31 × 1,268.65
  4. Step 4: Simplify right side
    2,674.22x = 5,091,463.42
  5. Step 5: Solve for x
    x = 5,091,463.42/2,674.22
  6. Step 6: Final answer
    x = 1,903.90

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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.