Home / 2,923.75-4,383.95-1,738.29

Finding the Fourth Proportional to 2,923.75, 4,383.95 and 1,738.29

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Solution

The fourth proportional to 2,923.75, 4,383.95 and 1,738.29 is: 2,606.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,923.75 : 4,383.95 = 1,738.29 : x
  2. Step 2: Convert to fraction form
    2,923.75/4,383.95 = 1,738.29/x
  3. Step 3: Cross multiply
    2,923.75x = 4,383.95 × 1,738.29
  4. Step 4: Simplify right side
    2,923.75x = 7,620,552.09
  5. Step 5: Solve for x
    x = 7,620,552.09/2,923.75
  6. Step 6: Final answer
    x = 2,606.43

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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.