Home / 1,541.18-2,126.82-842.56

Finding the Fourth Proportional to 1,541.18, 2,126.82 and 842.56

Calculator

Solution

The fourth proportional to 1,541.18, 2,126.82 and 842.56 is: 1,162.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,541.18 : 2,126.82 = 842.56 : x
  2. Step 2: Convert to fraction form
    1,541.18/2,126.82 = 842.56/x
  3. Step 3: Cross multiply
    1,541.18x = 2,126.82 × 842.56
  4. Step 4: Simplify right side
    1,541.18x = 1,791,973.46
  5. Step 5: Solve for x
    x = 1,791,973.46/1,541.18
  6. Step 6: Final answer
    x = 1,162.73

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.