Home / 1,458.37-2,012.99-934.39

Finding the Fourth Proportional to 1,458.37, 2,012.99 and 934.39

Calculator

Solution

The fourth proportional to 1,458.37, 2,012.99 and 934.39 is: 1,289.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458.37 : 2,012.99 = 934.39 : x
  2. Step 2: Convert to fraction form
    1,458.37/2,012.99 = 934.39/x
  3. Step 3: Cross multiply
    1,458.37x = 2,012.99 × 934.39
  4. Step 4: Simplify right side
    1,458.37x = 1,880,917.73
  5. Step 5: Solve for x
    x = 1,880,917.73/1,458.37
  6. Step 6: Final answer
    x = 1,289.74

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.