Home / 4,609.80-6,917.13-2,764.62

Finding the Fourth Proportional to 4,609.80, 6,917.13 and 2,764.62

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Solution

The fourth proportional to 4,609.80, 6,917.13 and 2,764.62 is: 4,148.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,609.80 : 6,917.13 = 2,764.62 : x
  2. Step 2: Convert to fraction form
    4,609.80/6,917.13 = 2,764.62/x
  3. Step 3: Cross multiply
    4,609.80x = 6,917.13 × 2,764.62
  4. Step 4: Simplify right side
    4,609.80x = 19,123,235.94
  5. Step 5: Solve for x
    x = 19,123,235.94/4,609.80
  6. Step 6: Final answer
    x = 4,148.39

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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.