Home / 2,193.53-3,019.44-1,913.27

Finding the Fourth Proportional to 2,193.53, 3,019.44 and 1,913.27

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Solution

The fourth proportional to 2,193.53, 3,019.44 and 1,913.27 is: 2,633.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,193.53 : 3,019.44 = 1,913.27 : x
  2. Step 2: Convert to fraction form
    2,193.53/3,019.44 = 1,913.27/x
  3. Step 3: Cross multiply
    2,193.53x = 3,019.44 × 1,913.27
  4. Step 4: Simplify right side
    2,193.53x = 5,777,003.65
  5. Step 5: Solve for x
    x = 5,777,003.65/2,193.53
  6. Step 6: Final answer
    x = 2,633.66

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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.