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Finding the Fourth Proportional to 3,195, 4,409.17 and 1,797.75

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Solution

The fourth proportional to 3,195, 4,409.17 and 1,797.75 is: 2,480.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,195 : 4,409.17 = 1,797.75 : x
  2. Step 2: Convert to fraction form
    3,195/4,409.17 = 1,797.75/x
  3. Step 3: Cross multiply
    3,195x = 4,409.17 × 1,797.75
  4. Step 4: Simplify right side
    3,195x = 7,926,580.87
  5. Step 5: Solve for x
    x = 7,926,580.87/3,195
  6. Step 6: Final answer
    x = 2,480.93

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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.