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Finding the Fourth Proportional to 5,876.88, 8,812.83 and 4,028.55

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Solution

The fourth proportional to 5,876.88, 8,812.83 and 4,028.55 is: 6,041.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,876.88 : 8,812.83 = 4,028.55 : x
  2. Step 2: Convert to fraction form
    5,876.88/8,812.83 = 4,028.55/x
  3. Step 3: Cross multiply
    5,876.88x = 8,812.83 × 4,028.55
  4. Step 4: Simplify right side
    5,876.88x = 35,502,926.30
  5. Step 5: Solve for x
    x = 35,502,926.30/5,876.88
  6. Step 6: Final answer
    x = 6,041.12

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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.