Home / 3,286.41-4,535.24-1,960.17

Finding the Fourth Proportional to 3,286.41, 4,535.24 and 1,960.17

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Solution

The fourth proportional to 3,286.41, 4,535.24 and 1,960.17 is: 2,705.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,286.41 : 4,535.24 = 1,960.17 : x
  2. Step 2: Convert to fraction form
    3,286.41/4,535.24 = 1,960.17/x
  3. Step 3: Cross multiply
    3,286.41x = 4,535.24 × 1,960.17
  4. Step 4: Simplify right side
    3,286.41x = 8,889,831.59
  5. Step 5: Solve for x
    x = 8,889,831.59/3,286.41
  6. Step 6: Final answer
    x = 2,705.03

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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.