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Finding the Fourth Proportional to 6,897.94, 9,519.15 and 3,754.15

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Solution

The fourth proportional to 6,897.94, 9,519.15 and 3,754.15 is: 5,180.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,897.94 : 9,519.15 = 3,754.15 : x
  2. Step 2: Convert to fraction form
    6,897.94/9,519.15 = 3,754.15/x
  3. Step 3: Cross multiply
    6,897.94x = 9,519.15 × 3,754.15
  4. Step 4: Simplify right side
    6,897.94x = 35,736,307.25
  5. Step 5: Solve for x
    x = 35,736,307.25/6,897.94
  6. Step 6: Final answer
    x = 5,180.72

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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.