Home / 3,468.46-4,786.53-1,896.64

Finding the Fourth Proportional to 3,468.46, 4,786.53 and 1,896.64

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Solution

The fourth proportional to 3,468.46, 4,786.53 and 1,896.64 is: 2,617.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,468.46 : 4,786.53 = 1,896.64 : x
  2. Step 2: Convert to fraction form
    3,468.46/4,786.53 = 1,896.64/x
  3. Step 3: Cross multiply
    3,468.46x = 4,786.53 × 1,896.64
  4. Step 4: Simplify right side
    3,468.46x = 9,078,324.26
  5. Step 5: Solve for x
    x = 9,078,324.26/3,468.46
  6. Step 6: Final answer
    x = 2,617.39

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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.