Home / 2,736.96-4,104.12-1,274.88

Finding the Fourth Proportional to 2,736.96, 4,104.12 and 1,274.88

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Solution

The fourth proportional to 2,736.96, 4,104.12 and 1,274.88 is: 1,911.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,736.96 : 4,104.12 = 1,274.88 : x
  2. Step 2: Convert to fraction form
    2,736.96/4,104.12 = 1,274.88/x
  3. Step 3: Cross multiply
    2,736.96x = 4,104.12 × 1,274.88
  4. Step 4: Simplify right side
    2,736.96x = 5,232,260.51
  5. Step 5: Solve for x
    x = 5,232,260.51/2,736.96
  6. Step 6: Final answer
    x = 1,911.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.