Home / 2,912.96-4,366.41-1,351.65

Finding the Fourth Proportional to 2,912.96, 4,366.41 and 1,351.65

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Solution

The fourth proportional to 2,912.96, 4,366.41 and 1,351.65 is: 2,026.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912.96 : 4,366.41 = 1,351.65 : x
  2. Step 2: Convert to fraction form
    2,912.96/4,366.41 = 1,351.65/x
  3. Step 3: Cross multiply
    2,912.96x = 4,366.41 × 1,351.65
  4. Step 4: Simplify right side
    2,912.96x = 5,901,869.38
  5. Step 5: Solve for x
    x = 5,901,869.38/2,912.96
  6. Step 6: Final answer
    x = 2,026.07

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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.