Home / 917.26-1,375.89-733.79

Finding the Fourth Proportional to 917.26, 1,375.89 and 733.79

Calculator

Solution

The fourth proportional to 917.26, 1,375.89 and 733.79 is: 1,100.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    917.26 : 1,375.89 = 733.79 : x
  2. Step 2: Convert to fraction form
    917.26/1,375.89 = 733.79/x
  3. Step 3: Cross multiply
    917.26x = 1,375.89 × 733.79
  4. Step 4: Simplify right side
    917.26x = 1,009,615.01
  5. Step 5: Solve for x
    x = 1,009,615.01/917.26
  6. Step 6: Final answer
    x = 1,100.69

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.