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Finding the Fourth Proportional to 1,963.62, 2,945.97 and 1,748.70

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Solution

The fourth proportional to 1,963.62, 2,945.97 and 1,748.70 is: 2,623.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,963.62 : 2,945.97 = 1,748.70 : x
  2. Step 2: Convert to fraction form
    1,963.62/2,945.97 = 1,748.70/x
  3. Step 3: Cross multiply
    1,963.62x = 2,945.97 × 1,748.70
  4. Step 4: Simplify right side
    1,963.62x = 5,151,617.74
  5. Step 5: Solve for x
    x = 5,151,617.74/1,963.62
  6. Step 6: Final answer
    x = 2,623.53

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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.