Home / 2,183.73-3,275.73-1,315.41

Finding the Fourth Proportional to 2,183.73, 3,275.73 and 1,315.41

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Solution

The fourth proportional to 2,183.73, 3,275.73 and 1,315.41 is: 1,973.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,183.73 : 3,275.73 = 1,315.41 : x
  2. Step 2: Convert to fraction form
    2,183.73/3,275.73 = 1,315.41/x
  3. Step 3: Cross multiply
    2,183.73x = 3,275.73 × 1,315.41
  4. Step 4: Simplify right side
    2,183.73x = 4,308,928.00
  5. Step 5: Solve for x
    x = 4,308,928.00/2,183.73
  6. Step 6: Final answer
    x = 1,973.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.