Home / 11,792.94-16,273.08-6,688.68

Finding the Fourth Proportional to 11,792.94, 16,273.08 and 6,688.68

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Solution

The fourth proportional to 11,792.94, 16,273.08 and 6,688.68 is: 9,229.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,792.94 : 16,273.08 = 6,688.68 : x
  2. Step 2: Convert to fraction form
    11,792.94/16,273.08 = 6,688.68/x
  3. Step 3: Cross multiply
    11,792.94x = 16,273.08 × 6,688.68
  4. Step 4: Simplify right side
    11,792.94x = 108,845,424.73
  5. Step 5: Solve for x
    x = 108,845,424.73/11,792.94
  6. Step 6: Final answer
    x = 9,229.71

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1.5x scale

Why These Related Problems?

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