Home / 1,928.26-2,893.25-1,764.19

Finding the Fourth Proportional to 1,928.26, 2,893.25 and 1,764.19

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Solution

The fourth proportional to 1,928.26, 2,893.25 and 1,764.19 is: 2,647.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,928.26 : 2,893.25 = 1,764.19 : x
  2. Step 2: Convert to fraction form
    1,928.26/2,893.25 = 1,764.19/x
  3. Step 3: Cross multiply
    1,928.26x = 2,893.25 × 1,764.19
  4. Step 4: Simplify right side
    1,928.26x = 5,104,242.72
  5. Step 5: Solve for x
    x = 5,104,242.72/1,928.26
  6. Step 6: Final answer
    x = 2,647.07

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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.