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Finding the Fourth Proportional to 5,881.84, 8,811.40 and 4,028.56

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Solution

The fourth proportional to 5,881.84, 8,811.40 and 4,028.56 is: 6,035.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,881.84 : 8,811.40 = 4,028.56 : x
  2. Step 2: Convert to fraction form
    5,881.84/8,811.40 = 4,028.56/x
  3. Step 3: Cross multiply
    5,881.84x = 8,811.40 × 4,028.56
  4. Step 4: Simplify right side
    5,881.84x = 35,497,253.58
  5. Step 5: Solve for x
    x = 35,497,253.58/5,881.84
  6. Step 6: Final answer
    x = 6,035.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.