Home / 9,767.67-14,640.57-3,917.49

Finding the Fourth Proportional to 9,767.67, 14,640.57 and 3,917.49

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Solution

The fourth proportional to 9,767.67, 14,640.57 and 3,917.49 is: 5,871.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,767.67 : 14,640.57 = 3,917.49 : x
  2. Step 2: Convert to fraction form
    9,767.67/14,640.57 = 3,917.49/x
  3. Step 3: Cross multiply
    9,767.67x = 14,640.57 × 3,917.49
  4. Step 4: Simplify right side
    9,767.67x = 57,354,286.57
  5. Step 5: Solve for x
    x = 57,354,286.57/9,767.67
  6. Step 6: Final answer
    x = 5,871.85

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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.