Home / 983.22-1,471.59-875.22

Finding the Fourth Proportional to 983.22, 1,471.59 and 875.22

Calculator

Solution

The fourth proportional to 983.22, 1,471.59 and 875.22 is: 1,309.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    983.22 : 1,471.59 = 875.22 : x
  2. Step 2: Convert to fraction form
    983.22/1,471.59 = 875.22/x
  3. Step 3: Cross multiply
    983.22x = 1,471.59 × 875.22
  4. Step 4: Simplify right side
    983.22x = 1,287,965.00
  5. Step 5: Solve for x
    x = 1,287,965.00/983.22
  6. Step 6: Final answer
    x = 1,309.95

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.