Home / 1,350.93-1,864.21-761.58

Finding the Fourth Proportional to 1,350.93, 1,864.21 and 761.58

Calculator

Solution

The fourth proportional to 1,350.93, 1,864.21 and 761.58 is: 1,050.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,350.93 : 1,864.21 = 761.58 : x
  2. Step 2: Convert to fraction form
    1,350.93/1,864.21 = 761.58/x
  3. Step 3: Cross multiply
    1,350.93x = 1,864.21 × 761.58
  4. Step 4: Simplify right side
    1,350.93x = 1,419,745.05
  5. Step 5: Solve for x
    x = 1,419,745.05/1,350.93
  6. Step 6: Final answer
    x = 1,050.94

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.