Home / 10,460.20-15,692.25-3,440.61

Finding the Fourth Proportional to 10,460.20, 15,692.25 and 3,440.61

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Solution

The fourth proportional to 10,460.20, 15,692.25 and 3,440.61 is: 5,161.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,460.20 : 15,692.25 = 3,440.61 : x
  2. Step 2: Convert to fraction form
    10,460.20/15,692.25 = 3,440.61/x
  3. Step 3: Cross multiply
    10,460.20x = 15,692.25 × 3,440.61
  4. Step 4: Simplify right side
    10,460.20x = 53,990,912.27
  5. Step 5: Solve for x
    x = 53,990,912.27/10,460.20
  6. Step 6: Final answer
    x = 5,161.56

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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.