Home / 5,692.80-8,540.32-1,797.44

Finding the Fourth Proportional to 5,692.80, 8,540.32 and 1,797.44

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Solution

The fourth proportional to 5,692.80, 8,540.32 and 1,797.44 is: 2,696.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,692.80 : 8,540.32 = 1,797.44 : x
  2. Step 2: Convert to fraction form
    5,692.80/8,540.32 = 1,797.44/x
  3. Step 3: Cross multiply
    5,692.80x = 8,540.32 × 1,797.44
  4. Step 4: Simplify right side
    5,692.80x = 15,350,712.78
  5. Step 5: Solve for x
    x = 15,350,712.78/5,692.80
  6. Step 6: Final answer
    x = 2,696.51

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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.