Home / 842-1,600

Finding the Third Proportional to 842 and 1,600

Calculator

Solution

The third proportional to 842 and 1,600 is: 3,040.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    842 : 1,600 = 1,600 : x
  2. Step 2: Convert to fraction form
    842/1,600 = 1,600/x
  3. Step 3: Cross multiply
    842x = 1,600 × 1,600
  4. Step 4: Simplify right side
    842x = 2,560,000
  5. Step 5: Solve for x
    x = 2,560,000/842
  6. Step 6: Final answer
    x = 3,040.38

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.90) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.