Home / 2,954.36-4,076.85-1,628.03

Finding the Fourth Proportional to 2,954.36, 4,076.85 and 1,628.03

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Solution

The fourth proportional to 2,954.36, 4,076.85 and 1,628.03 is: 2,246.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,954.36 : 4,076.85 = 1,628.03 : x
  2. Step 2: Convert to fraction form
    2,954.36/4,076.85 = 1,628.03/x
  3. Step 3: Cross multiply
    2,954.36x = 4,076.85 × 1,628.03
  4. Step 4: Simplify right side
    2,954.36x = 6,637,213.72
  5. Step 5: Solve for x
    x = 6,637,213.72/2,954.36
  6. Step 6: Final answer
    x = 2,246.59

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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.