Home / 1,982.89-2,736.99-1,460.44

Finding the Fourth Proportional to 1,982.89, 2,736.99 and 1,460.44

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Solution

The fourth proportional to 1,982.89, 2,736.99 and 1,460.44 is: 2,015.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,982.89 : 2,736.99 = 1,460.44 : x
  2. Step 2: Convert to fraction form
    1,982.89/2,736.99 = 1,460.44/x
  3. Step 3: Cross multiply
    1,982.89x = 2,736.99 × 1,460.44
  4. Step 4: Simplify right side
    1,982.89x = 3,997,209.68
  5. Step 5: Solve for x
    x = 3,997,209.68/1,982.89
  6. Step 6: Final answer
    x = 2,015.85

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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.