Home / 2,954.43-4,076.97-1,628.10

Finding the Fourth Proportional to 2,954.43, 4,076.97 and 1,628.10

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Solution

The fourth proportional to 2,954.43, 4,076.97 and 1,628.10 is: 2,246.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,954.43 : 4,076.97 = 1,628.10 : x
  2. Step 2: Convert to fraction form
    2,954.43/4,076.97 = 1,628.10/x
  3. Step 3: Cross multiply
    2,954.43x = 4,076.97 × 1,628.10
  4. Step 4: Simplify right side
    2,954.43x = 6,637,714.86
  5. Step 5: Solve for x
    x = 6,637,714.86/2,954.43
  6. Step 6: Final answer
    x = 2,246.70

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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.