Home / 2,451.62-3,377.94-1,664.30

Finding the Fourth Proportional to 2,451.62, 3,377.94 and 1,664.30

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Solution

The fourth proportional to 2,451.62, 3,377.94 and 1,664.30 is: 2,293.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,451.62 : 3,377.94 = 1,664.30 : x
  2. Step 2: Convert to fraction form
    2,451.62/3,377.94 = 1,664.30/x
  3. Step 3: Cross multiply
    2,451.62x = 3,377.94 × 1,664.30
  4. Step 4: Simplify right side
    2,451.62x = 5,621,888.65
  5. Step 5: Solve for x
    x = 5,621,888.65/2,451.62
  6. Step 6: Final answer
    x = 2,293.14

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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.