Home / 1,367.76-1,887.52-746.72

Finding the Fourth Proportional to 1,367.76, 1,887.52 and 746.72

Calculator

Solution

The fourth proportional to 1,367.76, 1,887.52 and 746.72 is: 1,030.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,367.76 : 1,887.52 = 746.72 : x
  2. Step 2: Convert to fraction form
    1,367.76/1,887.52 = 746.72/x
  3. Step 3: Cross multiply
    1,367.76x = 1,887.52 × 746.72
  4. Step 4: Simplify right side
    1,367.76x = 1,409,448.93
  5. Step 5: Solve for x
    x = 1,409,448.93/1,367.76
  6. Step 6: Final answer
    x = 1,030.48

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.