Home / 3,258.36-4,497.12-1,932.80

Finding the Fourth Proportional to 3,258.36, 4,497.12 and 1,932.80

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Solution

The fourth proportional to 3,258.36, 4,497.12 and 1,932.80 is: 2,667.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,258.36 : 4,497.12 = 1,932.80 : x
  2. Step 2: Convert to fraction form
    3,258.36/4,497.12 = 1,932.80/x
  3. Step 3: Cross multiply
    3,258.36x = 4,497.12 × 1,932.80
  4. Step 4: Simplify right side
    3,258.36x = 8,692,033.54
  5. Step 5: Solve for x
    x = 8,692,033.54/3,258.36
  6. Step 6: Final answer
    x = 2,667.61

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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.