Home / 5,125.28-7,692.24-2,049.44

Finding the Fourth Proportional to 5,125.28, 7,692.24 and 2,049.44

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Solution

The fourth proportional to 5,125.28, 7,692.24 and 2,049.44 is: 3,075.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,125.28 : 7,692.24 = 2,049.44 : x
  2. Step 2: Convert to fraction form
    5,125.28/7,692.24 = 2,049.44/x
  3. Step 3: Cross multiply
    5,125.28x = 7,692.24 × 2,049.44
  4. Step 4: Simplify right side
    5,125.28x = 15,764,784.35
  5. Step 5: Solve for x
    x = 15,764,784.35/5,125.28
  6. Step 6: Final answer
    x = 3,075.89

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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.