Home / 4,689.50-10,315

Finding the Third Proportional to 4,689.50 and 10,315

Calculator

Solution

The third proportional to 4,689.50 and 10,315 is: 22,688.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,689.50 : 10,315 = 10,315 : x
  2. Step 2: Convert to fraction form
    4,689.50/10,315 = 10,315/x
  3. Step 3: Cross multiply
    4,689.50x = 10,315 × 10,315
  4. Step 4: Simplify right side
    4,689.50x = 106,399,225
  5. Step 5: Solve for x
    x = 106,399,225/4,689.50
  6. Step 6: Final answer
    x = 22,688.82

Related Problems

Find third proportional to 2,344.75 and 5,157.50
Half scale
Find third proportional to 9,379 and 20,630
Double scale
Find third proportional to 4,692 and 10,319
Similar ratio
Find third proportional to 7,034.25 and 15,472.50
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.