Home / 9,950.45-14,927.90-3,286.71

Finding the Fourth Proportional to 9,950.45, 14,927.90 and 3,286.71

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Solution

The fourth proportional to 9,950.45, 14,927.90 and 3,286.71 is: 4,930.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,950.45 : 14,927.90 = 3,286.71 : x
  2. Step 2: Convert to fraction form
    9,950.45/14,927.90 = 3,286.71/x
  3. Step 3: Cross multiply
    9,950.45x = 14,927.90 × 3,286.71
  4. Step 4: Simplify right side
    9,950.45x = 49,063,661.78
  5. Step 5: Solve for x
    x = 49,063,661.78/9,950.45
  6. Step 6: Final answer
    x = 4,930.80

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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.