Home / 4,157.94-6,236.88-1,692.78

Finding the Fourth Proportional to 4,157.94, 6,236.88 and 1,692.78

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Solution

The fourth proportional to 4,157.94, 6,236.88 and 1,692.78 is: 2,539.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,157.94 : 6,236.88 = 1,692.78 : x
  2. Step 2: Convert to fraction form
    4,157.94/6,236.88 = 1,692.78/x
  3. Step 3: Cross multiply
    4,157.94x = 6,236.88 × 1,692.78
  4. Step 4: Simplify right side
    4,157.94x = 10,557,665.73
  5. Step 5: Solve for x
    x = 10,557,665.73/4,157.94
  6. Step 6: Final answer
    x = 2,539.16

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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.