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Finding the Fourth Proportional to 7,599.66, 11,399.64 and 2,669.37

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Solution

The fourth proportional to 7,599.66, 11,399.64 and 2,669.37 is: 4,004.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,599.66 : 11,399.64 = 2,669.37 : x
  2. Step 2: Convert to fraction form
    7,599.66/11,399.64 = 2,669.37/x
  3. Step 3: Cross multiply
    7,599.66x = 11,399.64 × 2,669.37
  4. Step 4: Simplify right side
    7,599.66x = 30,429,857.03
  5. Step 5: Solve for x
    x = 30,429,857.03/7,599.66
  6. Step 6: Final answer
    x = 4,004.11

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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.