Home / 1,098.76-1,516.08-656.56

Finding the Fourth Proportional to 1,098.76, 1,516.08 and 656.56

Calculator

Solution

The fourth proportional to 1,098.76, 1,516.08 and 656.56 is: 905.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098.76 : 1,516.08 = 656.56 : x
  2. Step 2: Convert to fraction form
    1,098.76/1,516.08 = 656.56/x
  3. Step 3: Cross multiply
    1,098.76x = 1,516.08 × 656.56
  4. Step 4: Simplify right side
    1,098.76x = 995,397.48
  5. Step 5: Solve for x
    x = 995,397.48/1,098.76
  6. Step 6: Final answer
    x = 905.93

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.