Home / 3,336.86-5,005.26-1,028.36

Finding the Fourth Proportional to 3,336.86, 5,005.26 and 1,028.36

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Solution

The fourth proportional to 3,336.86, 5,005.26 and 1,028.36 is: 1,542.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,336.86 : 5,005.26 = 1,028.36 : x
  2. Step 2: Convert to fraction form
    3,336.86/5,005.26 = 1,028.36/x
  3. Step 3: Cross multiply
    3,336.86x = 5,005.26 × 1,028.36
  4. Step 4: Simplify right side
    3,336.86x = 5,147,184.15
  5. Step 5: Solve for x
    x = 5,147,184.15/3,336.86
  6. Step 6: Final answer
    x = 1,542.53

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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.