Home / 3,629.86-5,007.44-2,230.18

Finding the Fourth Proportional to 3,629.86, 5,007.44 and 2,230.18

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Solution

The fourth proportional to 3,629.86, 5,007.44 and 2,230.18 is: 3,076.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,629.86 : 5,007.44 = 2,230.18 : x
  2. Step 2: Convert to fraction form
    3,629.86/5,007.44 = 2,230.18/x
  3. Step 3: Cross multiply
    3,629.86x = 5,007.44 × 2,230.18
  4. Step 4: Simplify right side
    3,629.86x = 11,167,492.54
  5. Step 5: Solve for x
    x = 11,167,492.54/3,629.86
  6. Step 6: Final answer
    x = 3,076.56

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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.