Home / 2,705.82-3,735.99-1,777.02

Finding the Fourth Proportional to 2,705.82, 3,735.99 and 1,777.02

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Solution

The fourth proportional to 2,705.82, 3,735.99 and 1,777.02 is: 2,453.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,705.82 : 3,735.99 = 1,777.02 : x
  2. Step 2: Convert to fraction form
    2,705.82/3,735.99 = 1,777.02/x
  3. Step 3: Cross multiply
    2,705.82x = 3,735.99 × 1,777.02
  4. Step 4: Simplify right side
    2,705.82x = 6,638,928.95
  5. Step 5: Solve for x
    x = 6,638,928.95/2,705.82
  6. Step 6: Final answer
    x = 2,453.57

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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.