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Finding the Fourth Proportional to 3,956.58, 5,932.44 and 1,877.22

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Solution

The fourth proportional to 3,956.58, 5,932.44 and 1,877.22 is: 2,814.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,956.58 : 5,932.44 = 1,877.22 : x
  2. Step 2: Convert to fraction form
    3,956.58/5,932.44 = 1,877.22/x
  3. Step 3: Cross multiply
    3,956.58x = 5,932.44 × 1,877.22
  4. Step 4: Simplify right side
    3,956.58x = 11,136,495.02
  5. Step 5: Solve for x
    x = 11,136,495.02/3,956.58
  6. Step 6: Final answer
    x = 2,814.68

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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.