Home / 7,450.55-11,151.84-3,935.53

Finding the Fourth Proportional to 7,450.55, 11,151.84 and 3,935.53

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Solution

The fourth proportional to 7,450.55, 11,151.84 and 3,935.53 is: 5,890.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,450.55 : 11,151.84 = 3,935.53 : x
  2. Step 2: Convert to fraction form
    7,450.55/11,151.84 = 3,935.53/x
  3. Step 3: Cross multiply
    7,450.55x = 11,151.84 × 3,935.53
  4. Step 4: Simplify right side
    7,450.55x = 43,888,400.88
  5. Step 5: Solve for x
    x = 43,888,400.88/7,450.55
  6. Step 6: Final answer
    x = 5,890.63

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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.