Home / 5,720-12,588

Finding the Third Proportional to 5,720 and 12,588

Calculator

Solution

The third proportional to 5,720 and 12,588 is: 27,702.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,720 : 12,588 = 12,588 : x
  2. Step 2: Convert to fraction form
    5,720/12,588 = 12,588/x
  3. Step 3: Cross multiply
    5,720x = 12,588 × 12,588
  4. Step 4: Simplify right side
    5,720x = 158,457,744
  5. Step 5: Solve for x
    x = 158,457,744/5,720
  6. Step 6: Final answer
    x = 27,702.40

Related Problems

Find third proportional to 2,860 and 6,294
Half scale
Find third proportional to 11,440 and 25,176
Double scale
Find third proportional to 5,722 and 12,592
Similar ratio
Find third proportional to 8,580 and 18,882
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.