Home / 6,346.50-9,520.38-2,185.95

Finding the Fourth Proportional to 6,346.50, 9,520.38 and 2,185.95

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Solution

The fourth proportional to 6,346.50, 9,520.38 and 2,185.95 is: 3,279.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,346.50 : 9,520.38 = 2,185.95 : x
  2. Step 2: Convert to fraction form
    6,346.50/9,520.38 = 2,185.95/x
  3. Step 3: Cross multiply
    6,346.50x = 9,520.38 × 2,185.95
  4. Step 4: Simplify right side
    6,346.50x = 20,811,074.66
  5. Step 5: Solve for x
    x = 20,811,074.66/6,346.50
  6. Step 6: Final answer
    x = 3,279.14

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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.