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Finding the Fourth Proportional to 1,963.33, 2,945.67 and 1,232.05

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Solution

The fourth proportional to 1,963.33, 2,945.67 and 1,232.05 is: 1,848.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,963.33 : 2,945.67 = 1,232.05 : x
  2. Step 2: Convert to fraction form
    1,963.33/2,945.67 = 1,232.05/x
  3. Step 3: Cross multiply
    1,963.33x = 2,945.67 × 1,232.05
  4. Step 4: Simplify right side
    1,963.33x = 3,629,212.72
  5. Step 5: Solve for x
    x = 3,629,212.72/1,963.33
  6. Step 6: Final answer
    x = 1,848.50

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1.5x scale

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.