Home / 10,769.50-16,154.64-3,373.78

Finding the Fourth Proportional to 10,769.50, 16,154.64 and 3,373.78

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Solution

The fourth proportional to 10,769.50, 16,154.64 and 3,373.78 is: 5,060.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,769.50 : 16,154.64 = 3,373.78 : x
  2. Step 2: Convert to fraction form
    10,769.50/16,154.64 = 3,373.78/x
  3. Step 3: Cross multiply
    10,769.50x = 16,154.64 × 3,373.78
  4. Step 4: Simplify right side
    10,769.50x = 54,502,201.34
  5. Step 5: Solve for x
    x = 54,502,201.34/10,769.50
  6. Step 6: Final answer
    x = 5,060.79

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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.