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Finding the Fourth Proportional to 2,633.75, 3,950.64 and 1,094.75

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Solution

The fourth proportional to 2,633.75, 3,950.64 and 1,094.75 is: 1,642.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,633.75 : 3,950.64 = 1,094.75 : x
  2. Step 2: Convert to fraction form
    2,633.75/3,950.64 = 1,094.75/x
  3. Step 3: Cross multiply
    2,633.75x = 3,950.64 × 1,094.75
  4. Step 4: Simplify right side
    2,633.75x = 4,324,963.14
  5. Step 5: Solve for x
    x = 4,324,963.14/2,633.75
  6. Step 6: Final answer
    x = 1,642.13

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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.