Home / 7,125.44-10,692.20-3,838.46

Finding the Fourth Proportional to 7,125.44, 10,692.20 and 3,838.46

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Solution

The fourth proportional to 7,125.44, 10,692.20 and 3,838.46 is: 5,759.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,125.44 : 10,692.20 = 3,838.46 : x
  2. Step 2: Convert to fraction form
    7,125.44/10,692.20 = 3,838.46/x
  3. Step 3: Cross multiply
    7,125.44x = 10,692.20 × 3,838.46
  4. Step 4: Simplify right side
    7,125.44x = 41,041,538.15
  5. Step 5: Solve for x
    x = 41,041,538.15/7,125.44
  6. Step 6: Final answer
    x = 5,759.86

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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.