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Finding the Fourth Proportional to 3,954.51, 5,933.51 and 1,876.02

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Solution

The fourth proportional to 3,954.51, 5,933.51 and 1,876.02 is: 2,814.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,954.51 : 5,933.51 = 1,876.02 : x
  2. Step 2: Convert to fraction form
    3,954.51/5,933.51 = 1,876.02/x
  3. Step 3: Cross multiply
    3,954.51x = 5,933.51 × 1,876.02
  4. Step 4: Simplify right side
    3,954.51x = 11,131,374.05
  5. Step 5: Solve for x
    x = 11,131,374.05/3,954.51
  6. Step 6: Final answer
    x = 2,814.86

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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.