Home / 7,623.56-11,427.64-3,669.01

Finding the Fourth Proportional to 7,623.56, 11,427.64 and 3,669.01

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Solution

The fourth proportional to 7,623.56, 11,427.64 and 3,669.01 is: 5,499.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,623.56 : 11,427.64 = 3,669.01 : x
  2. Step 2: Convert to fraction form
    7,623.56/11,427.64 = 3,669.01/x
  3. Step 3: Cross multiply
    7,623.56x = 11,427.64 × 3,669.01
  4. Step 4: Simplify right side
    7,623.56x = 41,928,125.44
  5. Step 5: Solve for x
    x = 41,928,125.44/7,623.56
  6. Step 6: Final answer
    x = 5,499.81

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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.