Home / 5,130-7,512

Finding the Third Proportional to 5,130 and 7,512

Calculator

Solution

The third proportional to 5,130 and 7,512 is: 11,000.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,130 : 7,512 = 7,512 : x
  2. Step 2: Convert to fraction form
    5,130/7,512 = 7,512/x
  3. Step 3: Cross multiply
    5,130x = 7,512 × 7,512
  4. Step 4: Simplify right side
    5,130x = 56,430,144
  5. Step 5: Solve for x
    x = 56,430,144/5,130
  6. Step 6: Final answer
    x = 11,000.03

Related Problems

Find third proportional to 2,565 and 3,756
Half scale
Find third proportional to 10,260 and 15,024
Double scale
Find third proportional to 5,132 and 7,515
Similar ratio
Find third proportional to 7,695 and 11,268
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.