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Finding the Fourth Proportional to 2,797.27, 3,860.54 and 1,749.67

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Solution

The fourth proportional to 2,797.27, 3,860.54 and 1,749.67 is: 2,414.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,797.27 : 3,860.54 = 1,749.67 : x
  2. Step 2: Convert to fraction form
    2,797.27/3,860.54 = 1,749.67/x
  3. Step 3: Cross multiply
    2,797.27x = 3,860.54 × 1,749.67
  4. Step 4: Simplify right side
    2,797.27x = 6,754,662.27
  5. Step 5: Solve for x
    x = 6,754,662.27/2,797.27
  6. Step 6: Final answer
    x = 2,414.73

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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.