Home / 10,769.94-16,120.34-5,759.79

Finding the Fourth Proportional to 10,769.94, 16,120.34 and 5,759.79

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Solution

The fourth proportional to 10,769.94, 16,120.34 and 5,759.79 is: 8,621.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,769.94 : 16,120.34 = 5,759.79 : x
  2. Step 2: Convert to fraction form
    10,769.94/16,120.34 = 5,759.79/x
  3. Step 3: Cross multiply
    10,769.94x = 16,120.34 × 5,759.79
  4. Step 4: Simplify right side
    10,769.94x = 92,849,744.33
  5. Step 5: Solve for x
    x = 92,849,744.33/10,769.94
  6. Step 6: Final answer
    x = 8,621.19

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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.