Home / 3,272.69-4,514.82-1,945.64

Finding the Fourth Proportional to 3,272.69, 4,514.82 and 1,945.64

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Solution

The fourth proportional to 3,272.69, 4,514.82 and 1,945.64 is: 2,684.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,272.69 : 4,514.82 = 1,945.64 : x
  2. Step 2: Convert to fraction form
    3,272.69/4,514.82 = 1,945.64/x
  3. Step 3: Cross multiply
    3,272.69x = 4,514.82 × 1,945.64
  4. Step 4: Simplify right side
    3,272.69x = 8,784,191.81
  5. Step 5: Solve for x
    x = 8,784,191.81/3,272.69
  6. Step 6: Final answer
    x = 2,684.09

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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.