Home / 3,448.87-4,759.67-1,956.80

Finding the Fourth Proportional to 3,448.87, 4,759.67 and 1,956.80

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Solution

The fourth proportional to 3,448.87, 4,759.67 and 1,956.80 is: 2,700.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,448.87 : 4,759.67 = 1,956.80 : x
  2. Step 2: Convert to fraction form
    3,448.87/4,759.67 = 1,956.80/x
  3. Step 3: Cross multiply
    3,448.87x = 4,759.67 × 1,956.80
  4. Step 4: Simplify right side
    3,448.87x = 9,313,722.26
  5. Step 5: Solve for x
    x = 9,313,722.26/3,448.87
  6. Step 6: Final answer
    x = 2,700.51

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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.