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Finding the Fourth Proportional to 2,735.81, 4,104.11 and 1,092.23

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Solution

The fourth proportional to 2,735.81, 4,104.11 and 1,092.23 is: 1,638.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,735.81 : 4,104.11 = 1,092.23 : x
  2. Step 2: Convert to fraction form
    2,735.81/4,104.11 = 1,092.23/x
  3. Step 3: Cross multiply
    2,735.81x = 4,104.11 × 1,092.23
  4. Step 4: Simplify right side
    2,735.81x = 4,482,606.08
  5. Step 5: Solve for x
    x = 4,482,606.08/2,735.81
  6. Step 6: Final answer
    x = 1,638.50

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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.