Home / 2,954.14-4,076.64-1,627.80

Finding the Fourth Proportional to 2,954.14, 4,076.64 and 1,627.80

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Solution

The fourth proportional to 2,954.14, 4,076.64 and 1,627.80 is: 2,246.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,954.14 : 4,076.64 = 1,627.80 : x
  2. Step 2: Convert to fraction form
    2,954.14/4,076.64 = 1,627.80/x
  3. Step 3: Cross multiply
    2,954.14x = 4,076.64 × 1,627.80
  4. Step 4: Simplify right side
    2,954.14x = 6,635,954.59
  5. Step 5: Solve for x
    x = 6,635,954.59/2,954.14
  6. Step 6: Final answer
    x = 2,246.32

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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.