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Finding the Fourth Proportional to 1,933.08, 2,900.02 and 634.44

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Solution

The fourth proportional to 1,933.08, 2,900.02 and 634.44 is: 951.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,933.08 : 2,900.02 = 634.44 : x
  2. Step 2: Convert to fraction form
    1,933.08/2,900.02 = 634.44/x
  3. Step 3: Cross multiply
    1,933.08x = 2,900.02 × 634.44
  4. Step 4: Simplify right side
    1,933.08x = 1,839,888.69
  5. Step 5: Solve for x
    x = 1,839,888.69/1,933.08
  6. Step 6: Final answer
    x = 951.79

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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.