Home / 783-1,708.88

Finding the Third Proportional to 783 and 1,708.88

Calculator

Solution

The third proportional to 783 and 1,708.88 is: 3,729.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    783 : 1,708.88 = 1,708.88 : x
  2. Step 2: Convert to fraction form
    783/1,708.88 = 1,708.88/x
  3. Step 3: Cross multiply
    783x = 1,708.88 × 1,708.88
  4. Step 4: Simplify right side
    783x = 2,920,253.77
  5. Step 5: Solve for x
    x = 2,920,253.77/783
  6. Step 6: Final answer
    x = 3,729.57

Related Problems

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.