Home / 2,735.45-4,101.68-1,345.73

Finding the Fourth Proportional to 2,735.45, 4,101.68 and 1,345.73

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Solution

The fourth proportional to 2,735.45, 4,101.68 and 1,345.73 is: 2,017.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,735.45 : 4,101.68 = 1,345.73 : x
  2. Step 2: Convert to fraction form
    2,735.45/4,101.68 = 1,345.73/x
  3. Step 3: Cross multiply
    2,735.45x = 4,101.68 × 1,345.73
  4. Step 4: Simplify right side
    2,735.45x = 5,519,747.10
  5. Step 5: Solve for x
    x = 5,519,747.10/2,735.45
  6. Step 6: Final answer
    x = 2,017.86

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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.