Home / 1,507.53-2,261.87-776.64

Finding the Fourth Proportional to 1,507.53, 2,261.87 and 776.64

Calculator

Solution

The fourth proportional to 1,507.53, 2,261.87 and 776.64 is: 1,165.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,507.53 : 2,261.87 = 776.64 : x
  2. Step 2: Convert to fraction form
    1,507.53/2,261.87 = 776.64/x
  3. Step 3: Cross multiply
    1,507.53x = 2,261.87 × 776.64
  4. Step 4: Simplify right side
    1,507.53x = 1,756,658.72
  5. Step 5: Solve for x
    x = 1,756,658.72/1,507.53
  6. Step 6: Final answer
    x = 1,165.26

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.