Home / 6,918.50-10,385

Finding the Third Proportional to 6,918.50 and 10,385

Calculator

Solution

The third proportional to 6,918.50 and 10,385 is: 15,588.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,918.50 : 10,385 = 10,385 : x
  2. Step 2: Convert to fraction form
    6,918.50/10,385 = 10,385/x
  3. Step 3: Cross multiply
    6,918.50x = 10,385 × 10,385
  4. Step 4: Simplify right side
    6,918.50x = 107,848,225
  5. Step 5: Solve for x
    x = 107,848,225/6,918.50
  6. Step 6: Final answer
    x = 15,588.38

Related Problems

Find third proportional to 3,459.25 and 5,192.50
Half scale
Find third proportional to 13,837 and 20,770
Double scale
Find third proportional to 6,921 and 10,388
Similar ratio
Find third proportional to 10,377.75 and 15,577.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.