Home / 1,831.92-2,528.12-1,045.76

Finding the Fourth Proportional to 1,831.92, 2,528.12 and 1,045.76

Calculator

Solution

The fourth proportional to 1,831.92, 2,528.12 and 1,045.76 is: 1,443.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,831.92 : 2,528.12 = 1,045.76 : x
  2. Step 2: Convert to fraction form
    1,831.92/2,528.12 = 1,045.76/x
  3. Step 3: Cross multiply
    1,831.92x = 2,528.12 × 1,045.76
  4. Step 4: Simplify right side
    1,831.92x = 2,643,806.77
  5. Step 5: Solve for x
    x = 2,643,806.77/1,831.92
  6. Step 6: Final answer
    x = 1,443.19

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.