Home / 7,451.88-11,168.22-3,941.76

Finding the Fourth Proportional to 7,451.88, 11,168.22 and 3,941.76

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Solution

The fourth proportional to 7,451.88, 11,168.22 and 3,941.76 is: 5,907.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,451.88 : 11,168.22 = 3,941.76 : x
  2. Step 2: Convert to fraction form
    7,451.88/11,168.22 = 3,941.76/x
  3. Step 3: Cross multiply
    7,451.88x = 11,168.22 × 3,941.76
  4. Step 4: Simplify right side
    7,451.88x = 44,022,442.87
  5. Step 5: Solve for x
    x = 44,022,442.87/7,451.88
  6. Step 6: Final answer
    x = 5,907.56

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1.5x scale

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.