Home / 6,788.94-10,183.42-1,858.21

Finding the Fourth Proportional to 6,788.94, 10,183.42 and 1,858.21

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Solution

The fourth proportional to 6,788.94, 10,183.42 and 1,858.21 is: 2,787.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,788.94 : 10,183.42 = 1,858.21 : x
  2. Step 2: Convert to fraction form
    6,788.94/10,183.42 = 1,858.21/x
  3. Step 3: Cross multiply
    6,788.94x = 10,183.42 × 1,858.21
  4. Step 4: Simplify right side
    6,788.94x = 18,922,932.88
  5. Step 5: Solve for x
    x = 18,922,932.88/6,788.94
  6. Step 6: Final answer
    x = 2,787.32

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Similar ratio
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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.