Home / 3,448.43-4,759.73-2,190.09

Finding the Fourth Proportional to 3,448.43, 4,759.73 and 2,190.09

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Solution

The fourth proportional to 3,448.43, 4,759.73 and 2,190.09 is: 3,022.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,448.43 : 4,759.73 = 2,190.09 : x
  2. Step 2: Convert to fraction form
    3,448.43/4,759.73 = 2,190.09/x
  3. Step 3: Cross multiply
    3,448.43x = 4,759.73 × 2,190.09
  4. Step 4: Simplify right side
    3,448.43x = 10,424,237.08
  5. Step 5: Solve for x
    x = 10,424,237.08/3,448.43
  6. Step 6: Final answer
    x = 3,022.89

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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.