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Finding the Fourth Proportional to 1,896.42, 2,846.41 and 1,167.42

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Solution

The fourth proportional to 1,896.42, 2,846.41 and 1,167.42 is: 1,752.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,896.42 : 2,846.41 = 1,167.42 : x
  2. Step 2: Convert to fraction form
    1,896.42/2,846.41 = 1,167.42/x
  3. Step 3: Cross multiply
    1,896.42x = 2,846.41 × 1,167.42
  4. Step 4: Simplify right side
    1,896.42x = 3,322,953.04
  5. Step 5: Solve for x
    x = 3,322,953.04/1,896.42
  6. Step 6: Final answer
    x = 1,752.22

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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.