Home / 1,133.70-1,572.46-1,092.18

Finding the Fourth Proportional to 1,133.70, 1,572.46 and 1,092.18

Calculator

Solution

The fourth proportional to 1,133.70, 1,572.46 and 1,092.18 is: 1,514.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,133.70 : 1,572.46 = 1,092.18 : x
  2. Step 2: Convert to fraction form
    1,133.70/1,572.46 = 1,092.18/x
  3. Step 3: Cross multiply
    1,133.70x = 1,572.46 × 1,092.18
  4. Step 4: Simplify right side
    1,133.70x = 1,717,418.67
  5. Step 5: Solve for x
    x = 1,717,418.67/1,133.70
  6. Step 6: Final answer
    x = 1,514.88

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.