Home / 10,769.81-16,142.76-4,527.97

Finding the Fourth Proportional to 10,769.81, 16,142.76 and 4,527.97

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Solution

The fourth proportional to 10,769.81, 16,142.76 and 4,527.97 is: 6,786.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,769.81 : 16,142.76 = 4,527.97 : x
  2. Step 2: Convert to fraction form
    10,769.81/16,142.76 = 4,527.97/x
  3. Step 3: Cross multiply
    10,769.81x = 16,142.76 × 4,527.97
  4. Step 4: Simplify right side
    10,769.81x = 73,093,892.64
  5. Step 5: Solve for x
    x = 73,093,892.64/10,769.81
  6. Step 6: Final answer
    x = 6,786.93

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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.