Home / 1,966.78-2,949.96-1,234.18

Finding the Fourth Proportional to 1,966.78, 2,949.96 and 1,234.18

Calculator

Solution

The fourth proportional to 1,966.78, 2,949.96 and 1,234.18 is: 1,851.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,966.78 : 2,949.96 = 1,234.18 : x
  2. Step 2: Convert to fraction form
    1,966.78/2,949.96 = 1,234.18/x
  3. Step 3: Cross multiply
    1,966.78x = 2,949.96 × 1,234.18
  4. Step 4: Simplify right side
    1,966.78x = 3,640,781.63
  5. Step 5: Solve for x
    x = 3,640,781.63/1,966.78
  6. Step 6: Final answer
    x = 1,851.14

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.