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Finding the Fourth Proportional to 2,749.44, 3,794.26 and 1,507.44

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Solution

The fourth proportional to 2,749.44, 3,794.26 and 1,507.44 is: 2,080.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,749.44 : 3,794.26 = 1,507.44 : x
  2. Step 2: Convert to fraction form
    2,749.44/3,794.26 = 1,507.44/x
  3. Step 3: Cross multiply
    2,749.44x = 3,794.26 × 1,507.44
  4. Step 4: Simplify right side
    2,749.44x = 5,719,619.29
  5. Step 5: Solve for x
    x = 5,719,619.29/2,749.44
  6. Step 6: Final answer
    x = 2,080.29

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1.5x scale

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.