Home / 6,811.05-9,405.39-4,297.62

Finding the Fourth Proportional to 6,811.05, 9,405.39 and 4,297.62

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Solution

The fourth proportional to 6,811.05, 9,405.39 and 4,297.62 is: 5,934.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,811.05 : 9,405.39 = 4,297.62 : x
  2. Step 2: Convert to fraction form
    6,811.05/9,405.39 = 4,297.62/x
  3. Step 3: Cross multiply
    6,811.05x = 9,405.39 × 4,297.62
  4. Step 4: Simplify right side
    6,811.05x = 40,420,745.14
  5. Step 5: Solve for x
    x = 40,420,745.14/6,811.05
  6. Step 6: Final answer
    x = 5,934.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.