Home / 3,996.36-5,485.64-3,544.38

Finding the Fourth Proportional to 3,996.36, 5,485.64 and 3,544.38

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Solution

The fourth proportional to 3,996.36, 5,485.64 and 3,544.38 is: 4,865.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,996.36 : 5,485.64 = 3,544.38 : x
  2. Step 2: Convert to fraction form
    3,996.36/5,485.64 = 3,544.38/x
  3. Step 3: Cross multiply
    3,996.36x = 5,485.64 × 3,544.38
  4. Step 4: Simplify right side
    3,996.36x = 19,443,174.98
  5. Step 5: Solve for x
    x = 19,443,174.98/3,996.36
  6. Step 6: Final answer
    x = 4,865.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.