Home / 6,122.39-9,175.07-3,194.84

Finding the Fourth Proportional to 6,122.39, 9,175.07 and 3,194.84

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Solution

The fourth proportional to 6,122.39, 9,175.07 and 3,194.84 is: 4,787.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,122.39 : 9,175.07 = 3,194.84 : x
  2. Step 2: Convert to fraction form
    6,122.39/9,175.07 = 3,194.84/x
  3. Step 3: Cross multiply
    6,122.39x = 9,175.07 × 3,194.84
  4. Step 4: Simplify right side
    6,122.39x = 29,312,911.56
  5. Step 5: Solve for x
    x = 29,312,911.56/6,122.39
  6. Step 6: Final answer
    x = 4,787.83

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1.5x scale

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.