Home / 3,825.68-5,739.36-1,517.12

Finding the Fourth Proportional to 3,825.68, 5,739.36 and 1,517.12

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Solution

The fourth proportional to 3,825.68, 5,739.36 and 1,517.12 is: 2,276.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,825.68 : 5,739.36 = 1,517.12 : x
  2. Step 2: Convert to fraction form
    3,825.68/5,739.36 = 1,517.12/x
  3. Step 3: Cross multiply
    3,825.68x = 5,739.36 × 1,517.12
  4. Step 4: Simplify right side
    3,825.68x = 8,707,297.84
  5. Step 5: Solve for x
    x = 8,707,297.84/3,825.68
  6. Step 6: Final answer
    x = 2,276.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.