Home / 3,629.88-5,007.15-2,301.30

Finding the Fourth Proportional to 3,629.88, 5,007.15 and 2,301.30

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Solution

The fourth proportional to 3,629.88, 5,007.15 and 2,301.30 is: 3,174.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,629.88 : 5,007.15 = 2,301.30 : x
  2. Step 2: Convert to fraction form
    3,629.88/5,007.15 = 2,301.30/x
  3. Step 3: Cross multiply
    3,629.88x = 5,007.15 × 2,301.30
  4. Step 4: Simplify right side
    3,629.88x = 11,522,954.30
  5. Step 5: Solve for x
    x = 11,522,954.30/3,629.88
  6. Step 6: Final answer
    x = 3,174.47

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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.