Home / 6,517.73-9,780.69-3,749.81

Finding the Fourth Proportional to 6,517.73, 9,780.69 and 3,749.81

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Solution

The fourth proportional to 6,517.73, 9,780.69 and 3,749.81 is: 5,627.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,517.73 : 9,780.69 = 3,749.81 : x
  2. Step 2: Convert to fraction form
    6,517.73/9,780.69 = 3,749.81/x
  3. Step 3: Cross multiply
    6,517.73x = 9,780.69 × 3,749.81
  4. Step 4: Simplify right side
    6,517.73x = 36,675,680.27
  5. Step 5: Solve for x
    x = 36,675,680.27/6,517.73
  6. Step 6: Final answer
    x = 5,627.07

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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.