Home / 6,456-15,600

Finding the Third Proportional to 6,456 and 15,600

Calculator

Solution

The third proportional to 6,456 and 15,600 is: 37,695.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,456 : 15,600 = 15,600 : x
  2. Step 2: Convert to fraction form
    6,456/15,600 = 15,600/x
  3. Step 3: Cross multiply
    6,456x = 15,600 × 15,600
  4. Step 4: Simplify right side
    6,456x = 243,360,000
  5. Step 5: Solve for x
    x = 243,360,000/6,456
  6. Step 6: Final answer
    x = 37,695.17

Related Problems

Find third proportional to 3,228 and 7,800
Half scale
Find third proportional to 12,912 and 31,200
Double scale
Find third proportional to 6,458 and 15,605
Similar ratio
Find third proportional to 9,684 and 23,400
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.