Home / 3,821.37-5,268.78-3,023.07

Finding the Fourth Proportional to 3,821.37, 5,268.78 and 3,023.07

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Solution

The fourth proportional to 3,821.37, 5,268.78 and 3,023.07 is: 4,168.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,821.37 : 5,268.78 = 3,023.07 : x
  2. Step 2: Convert to fraction form
    3,821.37/5,268.78 = 3,023.07/x
  3. Step 3: Cross multiply
    3,821.37x = 5,268.78 × 3,023.07
  4. Step 4: Simplify right side
    3,821.37x = 15,927,890.75
  5. Step 5: Solve for x
    x = 15,927,890.75/3,821.37
  6. Step 6: Final answer
    x = 4,168.11

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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.