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Finding the Fourth Proportional to 10,993.50, 16,490.09 and 2,673.48

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Solution

The fourth proportional to 10,993.50, 16,490.09 and 2,673.48 is: 4,010.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,993.50 : 16,490.09 = 2,673.48 : x
  2. Step 2: Convert to fraction form
    10,993.50/16,490.09 = 2,673.48/x
  3. Step 3: Cross multiply
    10,993.50x = 16,490.09 × 2,673.48
  4. Step 4: Simplify right side
    10,993.50x = 44,085,912.45
  5. Step 5: Solve for x
    x = 44,085,912.45/10,993.50
  6. Step 6: Final answer
    x = 4,010.18

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1.5x scale

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.