Home / 9,172.22-13,764-3,624.62

Finding the Fourth Proportional to 9,172.22, 13,764 and 3,624.62

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Solution

The fourth proportional to 9,172.22, 13,764 and 3,624.62 is: 5,439.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,172.22 : 13,764 = 3,624.62 : x
  2. Step 2: Convert to fraction form
    9,172.22/13,764 = 3,624.62/x
  3. Step 3: Cross multiply
    9,172.22x = 13,764 × 3,624.62
  4. Step 4: Simplify right side
    9,172.22x = 49,889,269.68
  5. Step 5: Solve for x
    x = 49,889,269.68/9,172.22
  6. Step 6: Final answer
    x = 5,439.17

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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.