Home / 6,090.82-8,405.83-3,438.44

Finding the Fourth Proportional to 6,090.82, 8,405.83 and 3,438.44

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Solution

The fourth proportional to 6,090.82, 8,405.83 and 3,438.44 is: 4,745.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,090.82 : 8,405.83 = 3,438.44 : x
  2. Step 2: Convert to fraction form
    6,090.82/8,405.83 = 3,438.44/x
  3. Step 3: Cross multiply
    6,090.82x = 8,405.83 × 3,438.44
  4. Step 4: Simplify right side
    6,090.82x = 28,902,942.11
  5. Step 5: Solve for x
    x = 28,902,942.11/6,090.82
  6. Step 6: Final answer
    x = 4,745.33

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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.