Home / 2,749.43-3,794.22-1,490.49

Finding the Fourth Proportional to 2,749.43, 3,794.22 and 1,490.49

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Solution

The fourth proportional to 2,749.43, 3,794.22 and 1,490.49 is: 2,056.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,749.43 : 3,794.22 = 1,490.49 : x
  2. Step 2: Convert to fraction form
    2,749.43/3,794.22 = 1,490.49/x
  3. Step 3: Cross multiply
    2,749.43x = 3,794.22 × 1,490.49
  4. Step 4: Simplify right side
    2,749.43x = 5,655,246.97
  5. Step 5: Solve for x
    x = 5,655,246.97/2,749.43
  6. Step 6: Final answer
    x = 2,056.88

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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.