Home / 1,975.44-2,964.34-1,143.57

Finding the Fourth Proportional to 1,975.44, 2,964.34 and 1,143.57

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Solution

The fourth proportional to 1,975.44, 2,964.34 and 1,143.57 is: 1,716.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,975.44 : 2,964.34 = 1,143.57 : x
  2. Step 2: Convert to fraction form
    1,975.44/2,964.34 = 1,143.57/x
  3. Step 3: Cross multiply
    1,975.44x = 2,964.34 × 1,143.57
  4. Step 4: Simplify right side
    1,975.44x = 3,389,930.29
  5. Step 5: Solve for x
    x = 3,389,930.29/1,975.44
  6. Step 6: Final answer
    x = 1,716.04

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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.