Home / 3,468.60-4,786.66-1,896.69

Finding the Fourth Proportional to 3,468.60, 4,786.66 and 1,896.69

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Solution

The fourth proportional to 3,468.60, 4,786.66 and 1,896.69 is: 2,617.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,468.60 : 4,786.66 = 1,896.69 : x
  2. Step 2: Convert to fraction form
    3,468.60/4,786.66 = 1,896.69/x
  3. Step 3: Cross multiply
    3,468.60x = 4,786.66 × 1,896.69
  4. Step 4: Simplify right side
    3,468.60x = 9,078,810.16
  5. Step 5: Solve for x
    x = 9,078,810.16/3,468.60
  6. Step 6: Final answer
    x = 2,617.43

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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.