Home / 3,959-6,178

Finding the Third Proportional to 3,959 and 6,178

Calculator

Solution

The third proportional to 3,959 and 6,178 is: 9,640.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,959 : 6,178 = 6,178 : x
  2. Step 2: Convert to fraction form
    3,959/6,178 = 6,178/x
  3. Step 3: Cross multiply
    3,959x = 6,178 × 6,178
  4. Step 4: Simplify right side
    3,959x = 38,167,684
  5. Step 5: Solve for x
    x = 38,167,684/3,959
  6. Step 6: Final answer
    x = 9,640.74

Related Problems

Find third proportional to 1,979.50 and 3,089
Half scale
Find third proportional to 7,918 and 12,356
Double scale
Find third proportional to 3,961 and 6,181
Similar ratio
Find third proportional to 5,938.50 and 9,267
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.