Home / 2,321.58-3,480.39-1,022.04

Finding the Fourth Proportional to 2,321.58, 3,480.39 and 1,022.04

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Solution

The fourth proportional to 2,321.58, 3,480.39 and 1,022.04 is: 1,532.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,321.58 : 3,480.39 = 1,022.04 : x
  2. Step 2: Convert to fraction form
    2,321.58/3,480.39 = 1,022.04/x
  3. Step 3: Cross multiply
    2,321.58x = 3,480.39 × 1,022.04
  4. Step 4: Simplify right side
    2,321.58x = 3,557,097.80
  5. Step 5: Solve for x
    x = 3,557,097.80/2,321.58
  6. Step 6: Final answer
    x = 1,532.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.