Home / 3,735.72-5,153.35-3,028.36

Finding the Fourth Proportional to 3,735.72, 5,153.35 and 3,028.36

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Solution

The fourth proportional to 3,735.72, 5,153.35 and 3,028.36 is: 4,177.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,735.72 : 5,153.35 = 3,028.36 : x
  2. Step 2: Convert to fraction form
    3,735.72/5,153.35 = 3,028.36/x
  3. Step 3: Cross multiply
    3,735.72x = 5,153.35 × 3,028.36
  4. Step 4: Simplify right side
    3,735.72x = 15,606,199.01
  5. Step 5: Solve for x
    x = 15,606,199.01/3,735.72
  6. Step 6: Final answer
    x = 4,177.56

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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.