Home / 3,770.17-5,202.84-2,091.54

Finding the Fourth Proportional to 3,770.17, 5,202.84 and 2,091.54

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Solution

The fourth proportional to 3,770.17, 5,202.84 and 2,091.54 is: 2,886.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,770.17 : 5,202.84 = 2,091.54 : x
  2. Step 2: Convert to fraction form
    3,770.17/5,202.84 = 2,091.54/x
  3. Step 3: Cross multiply
    3,770.17x = 5,202.84 × 2,091.54
  4. Step 4: Simplify right side
    3,770.17x = 10,881,947.97
  5. Step 5: Solve for x
    x = 10,881,947.97/3,770.17
  6. Step 6: Final answer
    x = 2,886.33

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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.