Home / 3,770.55-5,203.68-2,092.13

Finding the Fourth Proportional to 3,770.55, 5,203.68 and 2,092.13

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Solution

The fourth proportional to 3,770.55, 5,203.68 and 2,092.13 is: 2,887.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,770.55 : 5,203.68 = 2,092.13 : x
  2. Step 2: Convert to fraction form
    3,770.55/5,203.68 = 2,092.13/x
  3. Step 3: Cross multiply
    3,770.55x = 5,203.68 × 2,092.13
  4. Step 4: Simplify right side
    3,770.55x = 10,886,760.69
  5. Step 5: Solve for x
    x = 10,886,760.69/3,770.55
  6. Step 6: Final answer
    x = 2,887.31

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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.