Home / 3,290.44-4,540.62-1,798.33

Finding the Fourth Proportional to 3,290.44, 4,540.62 and 1,798.33

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Solution

The fourth proportional to 3,290.44, 4,540.62 and 1,798.33 is: 2,481.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,290.44 : 4,540.62 = 1,798.33 : x
  2. Step 2: Convert to fraction form
    3,290.44/4,540.62 = 1,798.33/x
  3. Step 3: Cross multiply
    3,290.44x = 4,540.62 × 1,798.33
  4. Step 4: Simplify right side
    3,290.44x = 8,165,533.16
  5. Step 5: Solve for x
    x = 8,165,533.16/3,290.44
  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.