Home / 3,396.94-5,095.44-1,205.75

Finding the Fourth Proportional to 3,396.94, 5,095.44 and 1,205.75

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Solution

The fourth proportional to 3,396.94, 5,095.44 and 1,205.75 is: 1,808.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,396.94 : 5,095.44 = 1,205.75 : x
  2. Step 2: Convert to fraction form
    3,396.94/5,095.44 = 1,205.75/x
  3. Step 3: Cross multiply
    3,396.94x = 5,095.44 × 1,205.75
  4. Step 4: Simplify right side
    3,396.94x = 6,143,839.52
  5. Step 5: Solve for x
    x = 6,143,839.52/3,396.94
  6. Step 6: Final answer
    x = 1,808.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.