Home / 2,954.21-4,076.93-1,627.97

Finding the Fourth Proportional to 2,954.21, 4,076.93 and 1,627.97

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Solution

The fourth proportional to 2,954.21, 4,076.93 and 1,627.97 is: 2,246.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,954.21 : 4,076.93 = 1,627.97 : x
  2. Step 2: Convert to fraction form
    2,954.21/4,076.93 = 1,627.97/x
  3. Step 3: Cross multiply
    2,954.21x = 4,076.93 × 1,627.97
  4. Step 4: Simplify right side
    2,954.21x = 6,637,103.42
  5. Step 5: Solve for x
    x = 6,637,103.42/2,954.21
  6. Step 6: Final answer
    x = 2,246.66

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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.