Home / 3,627.82-5,441.73-1,679.50

Finding the Fourth Proportional to 3,627.82, 5,441.73 and 1,679.50

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Solution

The fourth proportional to 3,627.82, 5,441.73 and 1,679.50 is: 2,519.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,627.82 : 5,441.73 = 1,679.50 : x
  2. Step 2: Convert to fraction form
    3,627.82/5,441.73 = 1,679.50/x
  3. Step 3: Cross multiply
    3,627.82x = 5,441.73 × 1,679.50
  4. Step 4: Simplify right side
    3,627.82x = 9,139,385.54
  5. Step 5: Solve for x
    x = 9,139,385.54/3,627.82
  6. Step 6: Final answer
    x = 2,519.25

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1.5x scale

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.