Home / 1,455.79-2,008.93-792.64

Finding the Fourth Proportional to 1,455.79, 2,008.93 and 792.64

Calculator

Solution

The fourth proportional to 1,455.79, 2,008.93 and 792.64 is: 1,093.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,455.79 : 2,008.93 = 792.64 : x
  2. Step 2: Convert to fraction form
    1,455.79/2,008.93 = 792.64/x
  3. Step 3: Cross multiply
    1,455.79x = 2,008.93 × 792.64
  4. Step 4: Simplify right side
    1,455.79x = 1,592,358.28
  5. Step 5: Solve for x
    x = 1,592,358.28/1,455.79
  6. Step 6: Final answer
    x = 1,093.81

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.