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Finding the Fourth Proportional to 2,743.06, 4,115.30 and 795.42

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Solution

The fourth proportional to 2,743.06, 4,115.30 and 795.42 is: 1,193.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,743.06 : 4,115.30 = 795.42 : x
  2. Step 2: Convert to fraction form
    2,743.06/4,115.30 = 795.42/x
  3. Step 3: Cross multiply
    2,743.06x = 4,115.30 × 795.42
  4. Step 4: Simplify right side
    2,743.06x = 3,273,391.93
  5. Step 5: Solve for x
    x = 3,273,391.93/2,743.06
  6. Step 6: Final answer
    x = 1,193.34

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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.