Home / 1,510-3,156

Finding the Third Proportional to 1,510 and 3,156

Calculator

Solution

The third proportional to 1,510 and 3,156 is: 6,596.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510 : 3,156 = 3,156 : x
  2. Step 2: Convert to fraction form
    1,510/3,156 = 3,156/x
  3. Step 3: Cross multiply
    1,510x = 3,156 × 3,156
  4. Step 4: Simplify right side
    1,510x = 9,960,336
  5. Step 5: Solve for x
    x = 9,960,336/1,510
  6. Step 6: Final answer
    x = 6,596.25

Related Problems

Find third proportional to 755 and 1,578
Half scale
Find third proportional to 3,020 and 6,312
Double scale
Find third proportional to 1,512 and 3,160
Similar ratio
Find third proportional to 2,265 and 4,734
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.