Home / 373.98-561.06-130.58

Finding the Fourth Proportional to 373.98, 561.06 and 130.58

Calculator

Solution

The fourth proportional to 373.98, 561.06 and 130.58 is: 195.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    373.98 : 561.06 = 130.58 : x
  2. Step 2: Convert to fraction form
    373.98/561.06 = 130.58/x
  3. Step 3: Cross multiply
    373.98x = 561.06 × 130.58
  4. Step 4: Simplify right side
    373.98x = 73,260.41
  5. Step 5: Solve for x
    x = 73,260.41/373.98
  6. Step 6: Final answer
    x = 195.89

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.