Home / 3,329.96-4,595.19-1,912.65

Finding the Fourth Proportional to 3,329.96, 4,595.19 and 1,912.65

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Solution

The fourth proportional to 3,329.96, 4,595.19 and 1,912.65 is: 2,639.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,329.96 : 4,595.19 = 1,912.65 : x
  2. Step 2: Convert to fraction form
    3,329.96/4,595.19 = 1,912.65/x
  3. Step 3: Cross multiply
    3,329.96x = 4,595.19 × 1,912.65
  4. Step 4: Simplify right side
    3,329.96x = 8,789,007.39
  5. Step 5: Solve for x
    x = 8,789,007.39/3,329.96
  6. Step 6: Final answer
    x = 2,639.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.