Home / 8,277.07-12,412.97-2,729.38

Finding the Fourth Proportional to 8,277.07, 12,412.97 and 2,729.38

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Solution

The fourth proportional to 8,277.07, 12,412.97 and 2,729.38 is: 4,093.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,277.07 : 12,412.97 = 2,729.38 : x
  2. Step 2: Convert to fraction form
    8,277.07/12,412.97 = 2,729.38/x
  3. Step 3: Cross multiply
    8,277.07x = 12,412.97 × 2,729.38
  4. Step 4: Simplify right side
    8,277.07x = 33,879,712.06
  5. Step 5: Solve for x
    x = 33,879,712.06/8,277.07
  6. Step 6: Final answer
    x = 4,093.20

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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.