Home / 2,902-6,290

Finding the Third Proportional to 2,902 and 6,290

Calculator

Solution

The third proportional to 2,902 and 6,290 is: 13,633.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,902 : 6,290 = 6,290 : x
  2. Step 2: Convert to fraction form
    2,902/6,290 = 6,290/x
  3. Step 3: Cross multiply
    2,902x = 6,290 × 6,290
  4. Step 4: Simplify right side
    2,902x = 39,564,100
  5. Step 5: Solve for x
    x = 39,564,100/2,902
  6. Step 6: Final answer
    x = 13,633.39

Related Problems

Find third proportional to 1,451 and 3,145
Half scale
Find third proportional to 5,804 and 12,580
Double scale
Find third proportional to 2,904 and 6,294
Similar ratio
Find third proportional to 4,353 and 9,435
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.