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Finding the Fourth Proportional to 5,253.57, 7,252.83 and 3,835.83

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Solution

The fourth proportional to 5,253.57, 7,252.83 and 3,835.83 is: 5,295.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,253.57 : 7,252.83 = 3,835.83 : x
  2. Step 2: Convert to fraction form
    5,253.57/7,252.83 = 3,835.83/x
  3. Step 3: Cross multiply
    5,253.57x = 7,252.83 × 3,835.83
  4. Step 4: Simplify right side
    5,253.57x = 27,820,622.90
  5. Step 5: Solve for x
    x = 27,820,622.90/5,253.57
  6. Step 6: Final answer
    x = 5,295.57

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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.