Home / 276.53-381.77-183.40

Finding the Fourth Proportional to 276.53, 381.77 and 183.40

Calculator

Solution

The fourth proportional to 276.53, 381.77 and 183.40 is: 253.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    276.53 : 381.77 = 183.40 : x
  2. Step 2: Convert to fraction form
    276.53/381.77 = 183.40/x
  3. Step 3: Cross multiply
    276.53x = 381.77 × 183.40
  4. Step 4: Simplify right side
    276.53x = 70,015.46
  5. Step 5: Solve for x
    x = 70,015.46/276.53
  6. Step 6: Final answer
    x = 253.20

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.