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Finding the Fourth Proportional to 3,624.88, 4,993 and 2,837.52

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Solution

The fourth proportional to 3,624.88, 4,993 and 2,837.52 is: 3,908.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,624.88 : 4,993 = 2,837.52 : x
  2. Step 2: Convert to fraction form
    3,624.88/4,993 = 2,837.52/x
  3. Step 3: Cross multiply
    3,624.88x = 4,993 × 2,837.52
  4. Step 4: Simplify right side
    3,624.88x = 14,167,737.36
  5. Step 5: Solve for x
    x = 14,167,737.36/3,624.88
  6. Step 6: Final answer
    x = 3,908.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.