Home / 2,993.07-4,129.79-1,814.43

Finding the Fourth Proportional to 2,993.07, 4,129.79 and 1,814.43

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Solution

The fourth proportional to 2,993.07, 4,129.79 and 1,814.43 is: 2,503.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,993.07 : 4,129.79 = 1,814.43 : x
  2. Step 2: Convert to fraction form
    2,993.07/4,129.79 = 1,814.43/x
  3. Step 3: Cross multiply
    2,993.07x = 4,129.79 × 1,814.43
  4. Step 4: Simplify right side
    2,993.07x = 7,493,205.80
  5. Step 5: Solve for x
    x = 7,493,205.80/2,993.07
  6. Step 6: Final answer
    x = 2,503.52

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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.