Home / 8,290.97-11,441.27-4,514.08

Finding the Fourth Proportional to 8,290.97, 11,441.27 and 4,514.08

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Solution

The fourth proportional to 8,290.97, 11,441.27 and 4,514.08 is: 6,229.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,290.97 : 11,441.27 = 4,514.08 : x
  2. Step 2: Convert to fraction form
    8,290.97/11,441.27 = 4,514.08/x
  3. Step 3: Cross multiply
    8,290.97x = 11,441.27 × 4,514.08
  4. Step 4: Simplify right side
    8,290.97x = 51,646,786.82
  5. Step 5: Solve for x
    x = 51,646,786.82/8,290.97
  6. Step 6: Final answer
    x = 6,229.28

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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.