Home / 1,933.94-2,905.52-1,241.95

Finding the Fourth Proportional to 1,933.94, 2,905.52 and 1,241.95

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Solution

The fourth proportional to 1,933.94, 2,905.52 and 1,241.95 is: 1,865.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,933.94 : 2,905.52 = 1,241.95 : x
  2. Step 2: Convert to fraction form
    1,933.94/2,905.52 = 1,241.95/x
  3. Step 3: Cross multiply
    1,933.94x = 2,905.52 × 1,241.95
  4. Step 4: Simplify right side
    1,933.94x = 3,608,509.52
  5. Step 5: Solve for x
    x = 3,608,509.52/1,933.94
  6. Step 6: Final answer
    x = 1,865.88

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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.