Home / 2,974.33-4,104.81-1,648.16

Finding the Fourth Proportional to 2,974.33, 4,104.81 and 1,648.16

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Solution

The fourth proportional to 2,974.33, 4,104.81 and 1,648.16 is: 2,274.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,974.33 : 4,104.81 = 1,648.16 : x
  2. Step 2: Convert to fraction form
    2,974.33/4,104.81 = 1,648.16/x
  3. Step 3: Cross multiply
    2,974.33x = 4,104.81 × 1,648.16
  4. Step 4: Simplify right side
    2,974.33x = 6,765,383.65
  5. Step 5: Solve for x
    x = 6,765,383.65/2,974.33
  6. Step 6: Final answer
    x = 2,274.59

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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.