Home / 3,290.24-4,540.62-1,798.22

Finding the Fourth Proportional to 3,290.24, 4,540.62 and 1,798.22

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Solution

The fourth proportional to 3,290.24, 4,540.62 and 1,798.22 is: 2,481.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,290.24 : 4,540.62 = 1,798.22 : x
  2. Step 2: Convert to fraction form
    3,290.24/4,540.62 = 1,798.22/x
  3. Step 3: Cross multiply
    3,290.24x = 4,540.62 × 1,798.22
  4. Step 4: Simplify right side
    3,290.24x = 8,165,010.99
  5. Step 5: Solve for x
    x = 8,165,010.99/3,290.24
  6. Step 6: Final answer
    x = 2,481.59

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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.