Home / 6,911.84-9,538.33-3,768.02

Finding the Fourth Proportional to 6,911.84, 9,538.33 and 3,768.02

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Solution

The fourth proportional to 6,911.84, 9,538.33 and 3,768.02 is: 5,199.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,911.84 : 9,538.33 = 3,768.02 : x
  2. Step 2: Convert to fraction form
    6,911.84/9,538.33 = 3,768.02/x
  3. Step 3: Cross multiply
    6,911.84x = 9,538.33 × 3,768.02
  4. Step 4: Simplify right side
    6,911.84x = 35,940,644.56
  5. Step 5: Solve for x
    x = 35,940,644.56/6,911.84
  6. Step 6: Final answer
    x = 5,199.87

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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.