Home / 1,003.86-1,504.67-731.16

Finding the Fourth Proportional to 1,003.86, 1,504.67 and 731.16

Calculator

Solution

The fourth proportional to 1,003.86, 1,504.67 and 731.16 is: 1,095.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003.86 : 1,504.67 = 731.16 : x
  2. Step 2: Convert to fraction form
    1,003.86/1,504.67 = 731.16/x
  3. Step 3: Cross multiply
    1,003.86x = 1,504.67 × 731.16
  4. Step 4: Simplify right side
    1,003.86x = 1,100,150.86
  5. Step 5: Solve for x
    x = 1,100,150.86/1,003.86
  6. Step 6: Final answer
    x = 1,095.92

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.