Home / 2,749.91-3,793.46-1,754.12

Finding the Fourth Proportional to 2,749.91, 3,793.46 and 1,754.12

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Solution

The fourth proportional to 2,749.91, 3,793.46 and 1,754.12 is: 2,419.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,749.91 : 3,793.46 = 1,754.12 : x
  2. Step 2: Convert to fraction form
    2,749.91/3,793.46 = 1,754.12/x
  3. Step 3: Cross multiply
    2,749.91x = 3,793.46 × 1,754.12
  4. Step 4: Simplify right side
    2,749.91x = 6,654,184.77
  5. Step 5: Solve for x
    x = 6,654,184.77/2,749.91
  6. Step 6: Final answer
    x = 2,419.79

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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.