Home / 3,735.78-5,153.44-3,028.43

Finding the Fourth Proportional to 3,735.78, 5,153.44 and 3,028.43

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Solution

The fourth proportional to 3,735.78, 5,153.44 and 3,028.43 is: 4,177.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,735.78 : 5,153.44 = 3,028.43 : x
  2. Step 2: Convert to fraction form
    3,735.78/5,153.44 = 3,028.43/x
  3. Step 3: Cross multiply
    3,735.78x = 5,153.44 × 3,028.43
  4. Step 4: Simplify right side
    3,735.78x = 15,606,791.39
  5. Step 5: Solve for x
    x = 15,606,791.39/3,735.78
  6. Step 6: Final answer
    x = 4,177.65

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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.