Home / 7,494.49-11,242.94-2,814.85

Finding the Fourth Proportional to 7,494.49, 11,242.94 and 2,814.85

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Solution

The fourth proportional to 7,494.49, 11,242.94 and 2,814.85 is: 4,222.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,494.49 : 11,242.94 = 2,814.85 : x
  2. Step 2: Convert to fraction form
    7,494.49/11,242.94 = 2,814.85/x
  3. Step 3: Cross multiply
    7,494.49x = 11,242.94 × 2,814.85
  4. Step 4: Simplify right side
    7,494.49x = 31,647,189.66
  5. Step 5: Solve for x
    x = 31,647,189.66/7,494.49
  6. Step 6: Final answer
    x = 4,222.73

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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.