Home / 7,644.84-11,466.67-2,379.70

Finding the Fourth Proportional to 7,644.84, 11,466.67 and 2,379.70

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Solution

The fourth proportional to 7,644.84, 11,466.67 and 2,379.70 is: 3,569.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,644.84 : 11,466.67 = 2,379.70 : x
  2. Step 2: Convert to fraction form
    7,644.84/11,466.67 = 2,379.70/x
  3. Step 3: Cross multiply
    7,644.84x = 11,466.67 × 2,379.70
  4. Step 4: Simplify right side
    7,644.84x = 27,287,234.60
  5. Step 5: Solve for x
    x = 27,287,234.60/7,644.84
  6. Step 6: Final answer
    x = 3,569.37

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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.