Home / 3,104.33-4,285.31-2,218.59

Finding the Fourth Proportional to 3,104.33, 4,285.31 and 2,218.59

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Solution

The fourth proportional to 3,104.33, 4,285.31 and 2,218.59 is: 3,062.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,104.33 : 4,285.31 = 2,218.59 : x
  2. Step 2: Convert to fraction form
    3,104.33/4,285.31 = 2,218.59/x
  3. Step 3: Cross multiply
    3,104.33x = 4,285.31 × 2,218.59
  4. Step 4: Simplify right side
    3,104.33x = 9,507,334.82
  5. Step 5: Solve for x
    x = 9,507,334.82/3,104.33
  6. Step 6: Final answer
    x = 3,062.61

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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.