Home / 1,609.32-2,220.83-946.22

Finding the Fourth Proportional to 1,609.32, 2,220.83 and 946.22

Calculator

Solution

The fourth proportional to 1,609.32, 2,220.83 and 946.22 is: 1,305.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,609.32 : 2,220.83 = 946.22 : x
  2. Step 2: Convert to fraction form
    1,609.32/2,220.83 = 946.22/x
  3. Step 3: Cross multiply
    1,609.32x = 2,220.83 × 946.22
  4. Step 4: Simplify right side
    1,609.32x = 2,101,392.18
  5. Step 5: Solve for x
    x = 2,101,392.18/1,609.32
  6. Step 6: Final answer
    x = 1,305.76

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.