Home / 2,490.32-3,735.56-758.96

Finding the Fourth Proportional to 2,490.32, 3,735.56 and 758.96

Calculator

Solution

The fourth proportional to 2,490.32, 3,735.56 and 758.96 is: 1,138.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,490.32 : 3,735.56 = 758.96 : x
  2. Step 2: Convert to fraction form
    2,490.32/3,735.56 = 758.96/x
  3. Step 3: Cross multiply
    2,490.32x = 3,735.56 × 758.96
  4. Step 4: Simplify right side
    2,490.32x = 2,835,140.62
  5. Step 5: Solve for x
    x = 2,835,140.62/2,490.32
  6. Step 6: Final answer
    x = 1,138.46

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.