Home / 1,471.90-2,032.18-912.97

Finding the Fourth Proportional to 1,471.90, 2,032.18 and 912.97

Calculator

Solution

The fourth proportional to 1,471.90, 2,032.18 and 912.97 is: 1,260.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,471.90 : 2,032.18 = 912.97 : x
  2. Step 2: Convert to fraction form
    1,471.90/2,032.18 = 912.97/x
  3. Step 3: Cross multiply
    1,471.90x = 2,032.18 × 912.97
  4. Step 4: Simplify right side
    1,471.90x = 1,855,319.37
  5. Step 5: Solve for x
    x = 1,855,319.37/1,471.90
  6. Step 6: Final answer
    x = 1,260.49

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.