Home / 9,450-14,170.91-2,874.66

Finding the Fourth Proportional to 9,450, 14,170.91 and 2,874.66

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Solution

The fourth proportional to 9,450, 14,170.91 and 2,874.66 is: 4,310.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,450 : 14,170.91 = 2,874.66 : x
  2. Step 2: Convert to fraction form
    9,450/14,170.91 = 2,874.66/x
  3. Step 3: Cross multiply
    9,450x = 14,170.91 × 2,874.66
  4. Step 4: Simplify right side
    9,450x = 40,736,533.77
  5. Step 5: Solve for x
    x = 40,736,533.77/9,450
  6. Step 6: Final answer
    x = 4,310.74

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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.