Home / 1,124.10-1,686.02-474.75

Finding the Fourth Proportional to 1,124.10, 1,686.02 and 474.75

Calculator

Solution

The fourth proportional to 1,124.10, 1,686.02 and 474.75 is: 712.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124.10 : 1,686.02 = 474.75 : x
  2. Step 2: Convert to fraction form
    1,124.10/1,686.02 = 474.75/x
  3. Step 3: Cross multiply
    1,124.10x = 1,686.02 × 474.75
  4. Step 4: Simplify right side
    1,124.10x = 800,435.62
  5. Step 5: Solve for x
    x = 800,435.62/1,124.10
  6. Step 6: Final answer
    x = 712.07

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.