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Finding the Fourth Proportional to 5,885.84, 8,119.72 and 3,760.28

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Solution

The fourth proportional to 5,885.84, 8,119.72 and 3,760.28 is: 5,187.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,885.84 : 8,119.72 = 3,760.28 : x
  2. Step 2: Convert to fraction form
    5,885.84/8,119.72 = 3,760.28/x
  3. Step 3: Cross multiply
    5,885.84x = 8,119.72 × 3,760.28
  4. Step 4: Simplify right side
    5,885.84x = 30,532,420.72
  5. Step 5: Solve for x
    x = 30,532,420.72/5,885.84
  6. Step 6: Final answer
    x = 5,187.44

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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.