Home / 2,659.03-3,670.16-1,819.43

Finding the Fourth Proportional to 2,659.03, 3,670.16 and 1,819.43

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Solution

The fourth proportional to 2,659.03, 3,670.16 and 1,819.43 is: 2,511.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,659.03 : 3,670.16 = 1,819.43 : x
  2. Step 2: Convert to fraction form
    2,659.03/3,670.16 = 1,819.43/x
  3. Step 3: Cross multiply
    2,659.03x = 3,670.16 × 1,819.43
  4. Step 4: Simplify right side
    2,659.03x = 6,677,571.76
  5. Step 5: Solve for x
    x = 6,677,571.76/2,659.03
  6. Step 6: Final answer
    x = 2,511.28

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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.