Home / 1,955.32-2,933-656.80

Finding the Fourth Proportional to 1,955.32, 2,933 and 656.80

Calculator

Solution

The fourth proportional to 1,955.32, 2,933 and 656.80 is: 985.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,955.32 : 2,933 = 656.80 : x
  2. Step 2: Convert to fraction form
    1,955.32/2,933 = 656.80/x
  3. Step 3: Cross multiply
    1,955.32x = 2,933 × 656.80
  4. Step 4: Simplify right side
    1,955.32x = 1,926,394.40
  5. Step 5: Solve for x
    x = 1,926,394.40/1,955.32
  6. Step 6: Final answer
    x = 985.21

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.