Home / 2,653.22-3,980.08-1,093.33

Finding the Fourth Proportional to 2,653.22, 3,980.08 and 1,093.33

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Solution

The fourth proportional to 2,653.22, 3,980.08 and 1,093.33 is: 1,640.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,653.22 : 3,980.08 = 1,093.33 : x
  2. Step 2: Convert to fraction form
    2,653.22/3,980.08 = 1,093.33/x
  3. Step 3: Cross multiply
    2,653.22x = 3,980.08 × 1,093.33
  4. Step 4: Simplify right side
    2,653.22x = 4,351,532.28
  5. Step 5: Solve for x
    x = 4,351,532.28/2,653.22
  6. Step 6: Final answer
    x = 1,640.10

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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.