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Finding the Fourth Proportional to 3,573.78, 4,932.42 and 2,395.02

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Solution

The fourth proportional to 3,573.78, 4,932.42 and 2,395.02 is: 3,305.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,573.78 : 4,932.42 = 2,395.02 : x
  2. Step 2: Convert to fraction form
    3,573.78/4,932.42 = 2,395.02/x
  3. Step 3: Cross multiply
    3,573.78x = 4,932.42 × 2,395.02
  4. Step 4: Simplify right side
    3,573.78x = 11,813,244.55
  5. Step 5: Solve for x
    x = 11,813,244.55/3,573.78
  6. Step 6: Final answer
    x = 3,305.53

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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.