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Finding the Fourth Proportional to 2,348.44, 3,519.61 and 960.19

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Solution

The fourth proportional to 2,348.44, 3,519.61 and 960.19 is: 1,439.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,348.44 : 3,519.61 = 960.19 : x
  2. Step 2: Convert to fraction form
    2,348.44/3,519.61 = 960.19/x
  3. Step 3: Cross multiply
    2,348.44x = 3,519.61 × 960.19
  4. Step 4: Simplify right side
    2,348.44x = 3,379,494.33
  5. Step 5: Solve for x
    x = 3,379,494.33/2,348.44
  6. Step 6: Final answer
    x = 1,439.04

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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.