Home / 3,675.22-5,071.66-2,183.10

Finding the Fourth Proportional to 3,675.22, 5,071.66 and 2,183.10

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Solution

The fourth proportional to 3,675.22, 5,071.66 and 2,183.10 is: 3,012.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,675.22 : 5,071.66 = 2,183.10 : x
  2. Step 2: Convert to fraction form
    3,675.22/5,071.66 = 2,183.10/x
  3. Step 3: Cross multiply
    3,675.22x = 5,071.66 × 2,183.10
  4. Step 4: Simplify right side
    3,675.22x = 11,071,940.95
  5. Step 5: Solve for x
    x = 11,071,940.95/3,675.22
  6. Step 6: Final answer
    x = 3,012.59

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1.5x scale

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.