Home / 6,763.95-10,147.37-3,992.69

Finding the Fourth Proportional to 6,763.95, 10,147.37 and 3,992.69

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Solution

The fourth proportional to 6,763.95, 10,147.37 and 3,992.69 is: 5,989.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,763.95 : 10,147.37 = 3,992.69 : x
  2. Step 2: Convert to fraction form
    6,763.95/10,147.37 = 3,992.69/x
  3. Step 3: Cross multiply
    6,763.95x = 10,147.37 × 3,992.69
  4. Step 4: Simplify right side
    6,763.95x = 40,515,232.03
  5. Step 5: Solve for x
    x = 40,515,232.03/6,763.95
  6. Step 6: Final answer
    x = 5,989.88

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1.5x scale

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.