Home / 10,629.45-14,669.33-5,913.73

Finding the Fourth Proportional to 10,629.45, 14,669.33 and 5,913.73

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Solution

The fourth proportional to 10,629.45, 14,669.33 and 5,913.73 is: 8,161.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,629.45 : 14,669.33 = 5,913.73 : x
  2. Step 2: Convert to fraction form
    10,629.45/14,669.33 = 5,913.73/x
  3. Step 3: Cross multiply
    10,629.45x = 14,669.33 × 5,913.73
  4. Step 4: Simplify right side
    10,629.45x = 86,750,456.90
  5. Step 5: Solve for x
    x = 86,750,456.90/10,629.45
  6. Step 6: Final answer
    x = 8,161.33

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.