Home / 3,268.96-4,904.64-1,514.78

Finding the Fourth Proportional to 3,268.96, 4,904.64 and 1,514.78

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Solution

The fourth proportional to 3,268.96, 4,904.64 and 1,514.78 is: 2,272.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,268.96 : 4,904.64 = 1,514.78 : x
  2. Step 2: Convert to fraction form
    3,268.96/4,904.64 = 1,514.78/x
  3. Step 3: Cross multiply
    3,268.96x = 4,904.64 × 1,514.78
  4. Step 4: Simplify right side
    3,268.96x = 7,429,450.58
  5. Step 5: Solve for x
    x = 7,429,450.58/3,268.96
  6. Step 6: Final answer
    x = 2,272.73

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1.5x scale

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.