Home / 6,963.68-10,448.59-2,811.79

Finding the Fourth Proportional to 6,963.68, 10,448.59 and 2,811.79

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Solution

The fourth proportional to 6,963.68, 10,448.59 and 2,811.79 is: 4,218.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,963.68 : 10,448.59 = 2,811.79 : x
  2. Step 2: Convert to fraction form
    6,963.68/10,448.59 = 2,811.79/x
  3. Step 3: Cross multiply
    6,963.68x = 10,448.59 × 2,811.79
  4. Step 4: Simplify right side
    6,963.68x = 29,379,207.73
  5. Step 5: Solve for x
    x = 29,379,207.73/6,963.68
  6. Step 6: Final answer
    x = 4,218.92

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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.