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Finding the Fourth Proportional to 3,955.64, 5,933.52 and 3,835.36

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Solution

The fourth proportional to 3,955.64, 5,933.52 and 3,835.36 is: 5,753.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,955.64 : 5,933.52 = 3,835.36 : x
  2. Step 2: Convert to fraction form
    3,955.64/5,933.52 = 3,835.36/x
  3. Step 3: Cross multiply
    3,955.64x = 5,933.52 × 3,835.36
  4. Step 4: Simplify right side
    3,955.64x = 22,757,185.27
  5. Step 5: Solve for x
    x = 22,757,185.27/3,955.64
  6. Step 6: Final answer
    x = 5,753.10

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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.