Home / 3,393.40-4,683.44-2,067.60

Finding the Fourth Proportional to 3,393.40, 4,683.44 and 2,067.60

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Solution

The fourth proportional to 3,393.40, 4,683.44 and 2,067.60 is: 2,853.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,393.40 : 4,683.44 = 2,067.60 : x
  2. Step 2: Convert to fraction form
    3,393.40/4,683.44 = 2,067.60/x
  3. Step 3: Cross multiply
    3,393.40x = 4,683.44 × 2,067.60
  4. Step 4: Simplify right side
    3,393.40x = 9,683,480.54
  5. Step 5: Solve for x
    x = 9,683,480.54/3,393.40
  6. Step 6: Final answer
    x = 2,853.62

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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.