Home / 7,010-10,840

Finding the Third Proportional to 7,010 and 10,840

Calculator

Solution

The third proportional to 7,010 and 10,840 is: 16,762.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,010 : 10,840 = 10,840 : x
  2. Step 2: Convert to fraction form
    7,010/10,840 = 10,840/x
  3. Step 3: Cross multiply
    7,010x = 10,840 × 10,840
  4. Step 4: Simplify right side
    7,010x = 117,505,600
  5. Step 5: Solve for x
    x = 117,505,600/7,010
  6. Step 6: Final answer
    x = 16,762.57

Related Problems

Find third proportional to 3,505 and 5,420
Half scale
Find third proportional to 14,020 and 21,680
Double scale
Find third proportional to 7,012 and 10,843
Similar ratio
Find third proportional to 10,515 and 16,260
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.