Home / 4,090.09-5,647.94-3,040.33

Finding the Fourth Proportional to 4,090.09, 5,647.94 and 3,040.33

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Solution

The fourth proportional to 4,090.09, 5,647.94 and 3,040.33 is: 4,198.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,090.09 : 5,647.94 = 3,040.33 : x
  2. Step 2: Convert to fraction form
    4,090.09/5,647.94 = 3,040.33/x
  3. Step 3: Cross multiply
    4,090.09x = 5,647.94 × 3,040.33
  4. Step 4: Simplify right side
    4,090.09x = 17,171,586.22
  5. Step 5: Solve for x
    x = 17,171,586.22/4,090.09
  6. Step 6: Final answer
    x = 4,198.34

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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.