Home / 9,351.94-14,027.76-2,782.56

Finding the Fourth Proportional to 9,351.94, 14,027.76 and 2,782.56

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Solution

The fourth proportional to 9,351.94, 14,027.76 and 2,782.56 is: 4,173.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,351.94 : 14,027.76 = 2,782.56 : x
  2. Step 2: Convert to fraction form
    9,351.94/14,027.76 = 2,782.56/x
  3. Step 3: Cross multiply
    9,351.94x = 14,027.76 × 2,782.56
  4. Step 4: Simplify right side
    9,351.94x = 39,033,083.87
  5. Step 5: Solve for x
    x = 39,033,083.87/9,351.94
  6. Step 6: Final answer
    x = 4,173.80

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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.