Home / 1,336.62-1,844.56-747.15

Finding the Fourth Proportional to 1,336.62, 1,844.56 and 747.15

Calculator

Solution

The fourth proportional to 1,336.62, 1,844.56 and 747.15 is: 1,031.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336.62 : 1,844.56 = 747.15 : x
  2. Step 2: Convert to fraction form
    1,336.62/1,844.56 = 747.15/x
  3. Step 3: Cross multiply
    1,336.62x = 1,844.56 × 747.15
  4. Step 4: Simplify right side
    1,336.62x = 1,378,163.00
  5. Step 5: Solve for x
    x = 1,378,163.00/1,336.62
  6. Step 6: Final answer
    x = 1,031.08

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.