Home / 607-1,080

Finding the Third Proportional to 607 and 1,080

Calculator

Solution

The third proportional to 607 and 1,080 is: 1,921.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    607 : 1,080 = 1,080 : x
  2. Step 2: Convert to fraction form
    607/1,080 = 1,080/x
  3. Step 3: Cross multiply
    607x = 1,080 × 1,080
  4. Step 4: Simplify right side
    607x = 1,166,400
  5. Step 5: Solve for x
    x = 1,166,400/607
  6. Step 6: Final answer
    x = 1,921.58

Related Problems

Find third proportional to 303.50 and 540
Half scale
Find third proportional to 1,214 and 2,160
Double scale
Find third proportional to 609 and 1,084
Similar ratio
Find third proportional to 910.50 and 1,620
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.78) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.