Home / 7,387-10,838

Finding the Third Proportional to 7,387 and 10,838

Calculator

Solution

The third proportional to 7,387 and 10,838 is: 15,901.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,387 : 10,838 = 10,838 : x
  2. Step 2: Convert to fraction form
    7,387/10,838 = 10,838/x
  3. Step 3: Cross multiply
    7,387x = 10,838 × 10,838
  4. Step 4: Simplify right side
    7,387x = 117,462,244
  5. Step 5: Solve for x
    x = 117,462,244/7,387
  6. Step 6: Final answer
    x = 15,901.21

Related Problems

Find third proportional to 3,693.50 and 5,419
Half scale
Find third proportional to 14,774 and 21,676
Double scale
Find third proportional to 7,389 and 10,841
Similar ratio
Find third proportional to 11,080.50 and 16,257
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.