Home / 4,917.47-6,786.03-2,679.36

Finding the Fourth Proportional to 4,917.47, 6,786.03 and 2,679.36

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Solution

The fourth proportional to 4,917.47, 6,786.03 and 2,679.36 is: 3,697.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,917.47 : 6,786.03 = 2,679.36 : x
  2. Step 2: Convert to fraction form
    4,917.47/6,786.03 = 2,679.36/x
  3. Step 3: Cross multiply
    4,917.47x = 6,786.03 × 2,679.36
  4. Step 4: Simplify right side
    4,917.47x = 18,182,232.74
  5. Step 5: Solve for x
    x = 18,182,232.74/4,917.47
  6. Step 6: Final answer
    x = 3,697.48

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.