Home / 2,154-3,342

Finding the Third Proportional to 2,154 and 3,342

Calculator

Solution

The third proportional to 2,154 and 3,342 is: 5,185.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,154 : 3,342 = 3,342 : x
  2. Step 2: Convert to fraction form
    2,154/3,342 = 3,342/x
  3. Step 3: Cross multiply
    2,154x = 3,342 × 3,342
  4. Step 4: Simplify right side
    2,154x = 11,168,964
  5. Step 5: Solve for x
    x = 11,168,964/2,154
  6. Step 6: Final answer
    x = 5,185.22

Related Problems

Find third proportional to 1,077 and 1,671
Half scale
Find third proportional to 4,308 and 6,684
Double scale
Find third proportional to 2,156 and 3,345
Similar ratio
Find third proportional to 3,231 and 5,013
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.