Home / 1,950.41-2,922.89-1,891.28

Finding the Fourth Proportional to 1,950.41, 2,922.89 and 1,891.28

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Solution

The fourth proportional to 1,950.41, 2,922.89 and 1,891.28 is: 2,834.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,950.41 : 2,922.89 = 1,891.28 : x
  2. Step 2: Convert to fraction form
    1,950.41/2,922.89 = 1,891.28/x
  3. Step 3: Cross multiply
    1,950.41x = 2,922.89 × 1,891.28
  4. Step 4: Simplify right side
    1,950.41x = 5,528,001.25
  5. Step 5: Solve for x
    x = 5,528,001.25/1,950.41
  6. Step 6: Final answer
    x = 2,834.27

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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.