Home / 3,558.22-4,910.37-1,986.41

Finding the Fourth Proportional to 3,558.22, 4,910.37 and 1,986.41

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Solution

The fourth proportional to 3,558.22, 4,910.37 and 1,986.41 is: 2,741.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,558.22 : 4,910.37 = 1,986.41 : x
  2. Step 2: Convert to fraction form
    3,558.22/4,910.37 = 1,986.41/x
  3. Step 3: Cross multiply
    3,558.22x = 4,910.37 × 1,986.41
  4. Step 4: Simplify right side
    3,558.22x = 9,754,008.07
  5. Step 5: Solve for x
    x = 9,754,008.07/3,558.22
  6. Step 6: Final answer
    x = 2,741.26

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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.