Home / 2,923.33-4,033.79-1,728.37

Finding the Fourth Proportional to 2,923.33, 4,033.79 and 1,728.37

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Solution

The fourth proportional to 2,923.33, 4,033.79 and 1,728.37 is: 2,384.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,923.33 : 4,033.79 = 1,728.37 : x
  2. Step 2: Convert to fraction form
    2,923.33/4,033.79 = 1,728.37/x
  3. Step 3: Cross multiply
    2,923.33x = 4,033.79 × 1,728.37
  4. Step 4: Simplify right side
    2,923.33x = 6,971,862.90
  5. Step 5: Solve for x
    x = 6,971,862.90/2,923.33
  6. Step 6: Final answer
    x = 2,384.91

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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.