Home / 7,650.94-11,472.62-2,719.84

Finding the Fourth Proportional to 7,650.94, 11,472.62 and 2,719.84

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Solution

The fourth proportional to 7,650.94, 11,472.62 and 2,719.84 is: 4,078.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,650.94 : 11,472.62 = 2,719.84 : x
  2. Step 2: Convert to fraction form
    7,650.94/11,472.62 = 2,719.84/x
  3. Step 3: Cross multiply
    7,650.94x = 11,472.62 × 2,719.84
  4. Step 4: Simplify right side
    7,650.94x = 31,203,690.78
  5. Step 5: Solve for x
    x = 31,203,690.78/7,650.94
  6. Step 6: Final answer
    x = 4,078.41

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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.