Home / 7,450.46-11,176.50-2,769.92

Finding the Fourth Proportional to 7,450.46, 11,176.50 and 2,769.92

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Solution

The fourth proportional to 7,450.46, 11,176.50 and 2,769.92 is: 4,155.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,450.46 : 11,176.50 = 2,769.92 : x
  2. Step 2: Convert to fraction form
    7,450.46/11,176.50 = 2,769.92/x
  3. Step 3: Cross multiply
    7,450.46x = 11,176.50 × 2,769.92
  4. Step 4: Simplify right side
    7,450.46x = 30,958,010.88
  5. Step 5: Solve for x
    x = 30,958,010.88/7,450.46
  6. Step 6: Final answer
    x = 4,155.18

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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.