Home / 4,917.37-6,786.13-2,679.32

Finding the Fourth Proportional to 4,917.37, 6,786.13 and 2,679.32

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Solution

The fourth proportional to 4,917.37, 6,786.13 and 2,679.32 is: 3,697.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,917.37 : 6,786.13 = 2,679.32 : x
  2. Step 2: Convert to fraction form
    4,917.37/6,786.13 = 2,679.32/x
  3. Step 3: Cross multiply
    4,917.37x = 6,786.13 × 2,679.32
  4. Step 4: Simplify right side
    4,917.37x = 18,182,173.20
  5. Step 5: Solve for x
    x = 18,182,173.20/4,917.37
  6. Step 6: Final answer
    x = 3,697.54

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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.