Home / 2,169.26-2,993.57-1,174.53

Finding the Fourth Proportional to 2,169.26, 2,993.57 and 1,174.53

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Solution

The fourth proportional to 2,169.26, 2,993.57 and 1,174.53 is: 1,620.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,169.26 : 2,993.57 = 1,174.53 : x
  2. Step 2: Convert to fraction form
    2,169.26/2,993.57 = 1,174.53/x
  3. Step 3: Cross multiply
    2,169.26x = 2,993.57 × 1,174.53
  4. Step 4: Simplify right side
    2,169.26x = 3,516,022.80
  5. Step 5: Solve for x
    x = 3,516,022.80/2,169.26
  6. Step 6: Final answer
    x = 1,620.84

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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.