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Finding the Fourth Proportional to 5,933.28, 8,889.48 and 3,957.84

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Solution

The fourth proportional to 5,933.28, 8,889.48 and 3,957.84 is: 5,929.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,933.28 : 8,889.48 = 3,957.84 : x
  2. Step 2: Convert to fraction form
    5,933.28/8,889.48 = 3,957.84/x
  3. Step 3: Cross multiply
    5,933.28x = 8,889.48 × 3,957.84
  4. Step 4: Simplify right side
    5,933.28x = 35,183,139.52
  5. Step 5: Solve for x
    x = 35,183,139.52/5,933.28
  6. Step 6: Final answer
    x = 5,929.80

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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.