Home / 2,626.73-3,624.36-1,997.09

Finding the Fourth Proportional to 2,626.73, 3,624.36 and 1,997.09

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Solution

The fourth proportional to 2,626.73, 3,624.36 and 1,997.09 is: 2,755.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,626.73 : 3,624.36 = 1,997.09 : x
  2. Step 2: Convert to fraction form
    2,626.73/3,624.36 = 1,997.09/x
  3. Step 3: Cross multiply
    2,626.73x = 3,624.36 × 1,997.09
  4. Step 4: Simplify right side
    2,626.73x = 7,238,173.11
  5. Step 5: Solve for x
    x = 7,238,173.11/2,626.73
  6. Step 6: Final answer
    x = 2,755.58

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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.