Home / 3,268.48-4,516.14-2,874.82

Finding the Fourth Proportional to 3,268.48, 4,516.14 and 2,874.82

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Solution

The fourth proportional to 3,268.48, 4,516.14 and 2,874.82 is: 3,972.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,268.48 : 4,516.14 = 2,874.82 : x
  2. Step 2: Convert to fraction form
    3,268.48/4,516.14 = 2,874.82/x
  3. Step 3: Cross multiply
    3,268.48x = 4,516.14 × 2,874.82
  4. Step 4: Simplify right side
    3,268.48x = 12,983,089.59
  5. Step 5: Solve for x
    x = 12,983,089.59/3,268.48
  6. Step 6: Final answer
    x = 3,972.21

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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.