Home / 1,305.76-1,957-574.56

Finding the Fourth Proportional to 1,305.76, 1,957 and 574.56

Calculator

Solution

The fourth proportional to 1,305.76, 1,957 and 574.56 is: 861.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,305.76 : 1,957 = 574.56 : x
  2. Step 2: Convert to fraction form
    1,305.76/1,957 = 574.56/x
  3. Step 3: Cross multiply
    1,305.76x = 1,957 × 574.56
  4. Step 4: Simplify right side
    1,305.76x = 1,124,413.92
  5. Step 5: Solve for x
    x = 1,124,413.92/1,305.76
  6. Step 6: Final answer
    x = 861.12

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.