Home / 3,268.80-4,514.67-2,531.70

Finding the Fourth Proportional to 3,268.80, 4,514.67 and 2,531.70

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Solution

The fourth proportional to 3,268.80, 4,514.67 and 2,531.70 is: 3,496.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,268.80 : 4,514.67 = 2,531.70 : x
  2. Step 2: Convert to fraction form
    3,268.80/4,514.67 = 2,531.70/x
  3. Step 3: Cross multiply
    3,268.80x = 4,514.67 × 2,531.70
  4. Step 4: Simplify right side
    3,268.80x = 11,429,790.04
  5. Step 5: Solve for x
    x = 11,429,790.04/3,268.80
  6. Step 6: Final answer
    x = 3,496.63

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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.