Home / 1,813.13-2,716.90-1,348.73

Finding the Fourth Proportional to 1,813.13, 2,716.90 and 1,348.73

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Solution

The fourth proportional to 1,813.13, 2,716.90 and 1,348.73 is: 2,021.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,813.13 : 2,716.90 = 1,348.73 : x
  2. Step 2: Convert to fraction form
    1,813.13/2,716.90 = 1,348.73/x
  3. Step 3: Cross multiply
    1,813.13x = 2,716.90 × 1,348.73
  4. Step 4: Simplify right side
    1,813.13x = 3,664,364.54
  5. Step 5: Solve for x
    x = 3,664,364.54/1,813.13
  6. Step 6: Final answer
    x = 2,021.02

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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.