Home / 1,216.33-1,677.95-796.50

Finding the Fourth Proportional to 1,216.33, 1,677.95 and 796.50

Calculator

Solution

The fourth proportional to 1,216.33, 1,677.95 and 796.50 is: 1,098.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,216.33 : 1,677.95 = 796.50 : x
  2. Step 2: Convert to fraction form
    1,216.33/1,677.95 = 796.50/x
  3. Step 3: Cross multiply
    1,216.33x = 1,677.95 × 796.50
  4. Step 4: Simplify right side
    1,216.33x = 1,336,486.18
  5. Step 5: Solve for x
    x = 1,336,486.18/1,216.33
  6. Step 6: Final answer
    x = 1,098.79

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.