Home / 4,087.06-6,134.23-2,789.44

Finding the Fourth Proportional to 4,087.06, 6,134.23 and 2,789.44

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Solution

The fourth proportional to 4,087.06, 6,134.23 and 2,789.44 is: 4,186.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,087.06 : 6,134.23 = 2,789.44 : x
  2. Step 2: Convert to fraction form
    4,087.06/6,134.23 = 2,789.44/x
  3. Step 3: Cross multiply
    4,087.06x = 6,134.23 × 2,789.44
  4. Step 4: Simplify right side
    4,087.06x = 17,111,054.68
  5. Step 5: Solve for x
    x = 17,111,054.68/4,087.06
  6. Step 6: Final answer
    x = 4,186.64

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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.