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Finding the Fourth Proportional to 3,770.56, 5,203.38 and 2,092.22

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Solution

The fourth proportional to 3,770.56, 5,203.38 and 2,092.22 is: 2,887.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,770.56 : 5,203.38 = 2,092.22 : x
  2. Step 2: Convert to fraction form
    3,770.56/5,203.38 = 2,092.22/x
  3. Step 3: Cross multiply
    3,770.56x = 5,203.38 × 2,092.22
  4. Step 4: Simplify right side
    3,770.56x = 10,886,615.70
  5. Step 5: Solve for x
    x = 10,886,615.70/3,770.56
  6. Step 6: Final answer
    x = 2,887.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.