Home / 7,474.53-11,216.88-3,091.95

Finding the Fourth Proportional to 7,474.53, 11,216.88 and 3,091.95

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Solution

The fourth proportional to 7,474.53, 11,216.88 and 3,091.95 is: 4,640.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,474.53 : 11,216.88 = 3,091.95 : x
  2. Step 2: Convert to fraction form
    7,474.53/11,216.88 = 3,091.95/x
  3. Step 3: Cross multiply
    7,474.53x = 11,216.88 × 3,091.95
  4. Step 4: Simplify right side
    7,474.53x = 34,682,032.12
  5. Step 5: Solve for x
    x = 34,682,032.12/7,474.53
  6. Step 6: Final answer
    x = 4,640.03

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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.