Home / 3,086.82-4,259.57-1,760.44

Finding the Fourth Proportional to 3,086.82, 4,259.57 and 1,760.44

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Solution

The fourth proportional to 3,086.82, 4,259.57 and 1,760.44 is: 2,429.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,086.82 : 4,259.57 = 1,760.44 : x
  2. Step 2: Convert to fraction form
    3,086.82/4,259.57 = 1,760.44/x
  3. Step 3: Cross multiply
    3,086.82x = 4,259.57 × 1,760.44
  4. Step 4: Simplify right side
    3,086.82x = 7,498,717.41
  5. Step 5: Solve for x
    x = 7,498,717.41/3,086.82
  6. Step 6: Final answer
    x = 2,429.27

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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.