Home / 3,749.25-5,173.97-2,177.45

Finding the Fourth Proportional to 3,749.25, 5,173.97 and 2,177.45

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Solution

The fourth proportional to 3,749.25, 5,173.97 and 2,177.45 is: 3,004.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,749.25 : 5,173.97 = 2,177.45 : x
  2. Step 2: Convert to fraction form
    3,749.25/5,173.97 = 2,177.45/x
  3. Step 3: Cross multiply
    3,749.25x = 5,173.97 × 2,177.45
  4. Step 4: Simplify right side
    3,749.25x = 11,266,024.22
  5. Step 5: Solve for x
    x = 11,266,024.22/3,749.25
  6. Step 6: Final answer
    x = 3,004.87

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