Home / 7,629.82-11,434.32-4,669.29

Finding the Fourth Proportional to 7,629.82, 11,434.32 and 4,669.29

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Solution

The fourth proportional to 7,629.82, 11,434.32 and 4,669.29 is: 6,997.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,629.82 : 11,434.32 = 4,669.29 : x
  2. Step 2: Convert to fraction form
    7,629.82/11,434.32 = 4,669.29/x
  3. Step 3: Cross multiply
    7,629.82x = 11,434.32 × 4,669.29
  4. Step 4: Simplify right side
    7,629.82x = 53,390,156.03
  5. Step 5: Solve for x
    x = 53,390,156.03/7,629.82
  6. Step 6: Final answer
    x = 6,997.56

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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.