Home / 8,185.05-12,277.85-2,262.38

Finding the Fourth Proportional to 8,185.05, 12,277.85 and 2,262.38

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Solution

The fourth proportional to 8,185.05, 12,277.85 and 2,262.38 is: 3,393.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,185.05 : 12,277.85 = 2,262.38 : x
  2. Step 2: Convert to fraction form
    8,185.05/12,277.85 = 2,262.38/x
  3. Step 3: Cross multiply
    8,185.05x = 12,277.85 × 2,262.38
  4. Step 4: Simplify right side
    8,185.05x = 27,777,089.58
  5. Step 5: Solve for x
    x = 27,777,089.58/8,185.05
  6. Step 6: Final answer
    x = 3,393.64

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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.