Home / 7,277.41-10,906.99-3,112.53

Finding the Fourth Proportional to 7,277.41, 10,906.99 and 3,112.53

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Solution

The fourth proportional to 7,277.41, 10,906.99 and 3,112.53 is: 4,664.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,277.41 : 10,906.99 = 3,112.53 : x
  2. Step 2: Convert to fraction form
    7,277.41/10,906.99 = 3,112.53/x
  3. Step 3: Cross multiply
    7,277.41x = 10,906.99 × 3,112.53
  4. Step 4: Simplify right side
    7,277.41x = 33,948,333.58
  5. Step 5: Solve for x
    x = 33,948,333.58/7,277.41
  6. Step 6: Final answer
    x = 4,664.89

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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.