Home / 5,940.86-8,198.55-3,288.51

Finding the Fourth Proportional to 5,940.86, 8,198.55 and 3,288.51

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Solution

The fourth proportional to 5,940.86, 8,198.55 and 3,288.51 is: 4,538.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,940.86 : 8,198.55 = 3,288.51 : x
  2. Step 2: Convert to fraction form
    5,940.86/8,198.55 = 3,288.51/x
  3. Step 3: Cross multiply
    5,940.86x = 8,198.55 × 3,288.51
  4. Step 4: Simplify right side
    5,940.86x = 26,961,013.66
  5. Step 5: Solve for x
    x = 26,961,013.66/5,940.86
  6. Step 6: Final answer
    x = 4,538.24

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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.