Home / 1,336.71-1,844.37-747.23

Finding the Fourth Proportional to 1,336.71, 1,844.37 and 747.23

Calculator

Solution

The fourth proportional to 1,336.71, 1,844.37 and 747.23 is: 1,031.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336.71 : 1,844.37 = 747.23 : x
  2. Step 2: Convert to fraction form
    1,336.71/1,844.37 = 747.23/x
  3. Step 3: Cross multiply
    1,336.71x = 1,844.37 × 747.23
  4. Step 4: Simplify right side
    1,336.71x = 1,378,159.37
  5. Step 5: Solve for x
    x = 1,378,159.37/1,336.71
  6. Step 6: Final answer
    x = 1,031.01

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.