Home / 2,961.83-4,087.26-1,635.59

Finding the Fourth Proportional to 2,961.83, 4,087.26 and 1,635.59

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Solution

The fourth proportional to 2,961.83, 4,087.26 and 1,635.59 is: 2,257.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,961.83 : 4,087.26 = 1,635.59 : x
  2. Step 2: Convert to fraction form
    2,961.83/4,087.26 = 1,635.59/x
  3. Step 3: Cross multiply
    2,961.83x = 4,087.26 × 1,635.59
  4. Step 4: Simplify right side
    2,961.83x = 6,685,081.58
  5. Step 5: Solve for x
    x = 6,685,081.58/2,961.83
  6. Step 6: Final answer
    x = 2,257.08

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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.