Home / 6,940.36-9,577.68-3,796.54

Finding the Fourth Proportional to 6,940.36, 9,577.68 and 3,796.54

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Solution

The fourth proportional to 6,940.36, 9,577.68 and 3,796.54 is: 5,239.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,940.36 : 9,577.68 = 3,796.54 : x
  2. Step 2: Convert to fraction form
    6,940.36/9,577.68 = 3,796.54/x
  3. Step 3: Cross multiply
    6,940.36x = 9,577.68 × 3,796.54
  4. Step 4: Simplify right side
    6,940.36x = 36,362,045.23
  5. Step 5: Solve for x
    x = 36,362,045.23/6,940.36
  6. Step 6: Final answer
    x = 5,239.22

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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.