Home / 7,583.58-11,375.76-2,389.44

Finding the Fourth Proportional to 7,583.58, 11,375.76 and 2,389.44

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Solution

The fourth proportional to 7,583.58, 11,375.76 and 2,389.44 is: 3,584.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,583.58 : 11,375.76 = 2,389.44 : x
  2. Step 2: Convert to fraction form
    7,583.58/11,375.76 = 2,389.44/x
  3. Step 3: Cross multiply
    7,583.58x = 11,375.76 × 2,389.44
  4. Step 4: Simplify right side
    7,583.58x = 27,181,695.97
  5. Step 5: Solve for x
    x = 27,181,695.97/7,583.58
  6. Step 6: Final answer
    x = 3,584.28

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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.