Home / 11,792.88-16,273.83-6,487.70

Finding the Fourth Proportional to 11,792.88, 16,273.83 and 6,487.70

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Solution

The fourth proportional to 11,792.88, 16,273.83 and 6,487.70 is: 8,952.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,792.88 : 16,273.83 = 6,487.70 : x
  2. Step 2: Convert to fraction form
    11,792.88/16,273.83 = 6,487.70/x
  3. Step 3: Cross multiply
    11,792.88x = 16,273.83 × 6,487.70
  4. Step 4: Simplify right side
    11,792.88x = 105,579,645.52
  5. Step 5: Solve for x
    x = 105,579,645.52/11,792.88
  6. Step 6: Final answer
    x = 8,952.83

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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.