Home / 1,318-3,066

Finding the Third Proportional to 1,318 and 3,066

Calculator

Solution

The third proportional to 1,318 and 3,066 is: 7,132.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,318 : 3,066 = 3,066 : x
  2. Step 2: Convert to fraction form
    1,318/3,066 = 3,066/x
  3. Step 3: Cross multiply
    1,318x = 3,066 × 3,066
  4. Step 4: Simplify right side
    1,318x = 9,400,356
  5. Step 5: Solve for x
    x = 9,400,356/1,318
  6. Step 6: Final answer
    x = 7,132.29

Related Problems

Find third proportional to 659 and 1,533
Half scale
Find third proportional to 2,636 and 6,132
Double scale
Find third proportional to 1,320 and 3,071
Similar ratio
Find third proportional to 1,977 and 4,599
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.