Home / 2,237.97-3,091.35-1,866.18

Finding the Fourth Proportional to 2,237.97, 3,091.35 and 1,866.18

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Solution

The fourth proportional to 2,237.97, 3,091.35 and 1,866.18 is: 2,577.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,237.97 : 3,091.35 = 1,866.18 : x
  2. Step 2: Convert to fraction form
    2,237.97/3,091.35 = 1,866.18/x
  3. Step 3: Cross multiply
    2,237.97x = 3,091.35 × 1,866.18
  4. Step 4: Simplify right side
    2,237.97x = 5,769,015.54
  5. Step 5: Solve for x
    x = 5,769,015.54/2,237.97
  6. Step 6: Final answer
    x = 2,577.79

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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.