Home / 2,467.85-3,406.39-1,722.06

Finding the Fourth Proportional to 2,467.85, 3,406.39 and 1,722.06

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Solution

The fourth proportional to 2,467.85, 3,406.39 and 1,722.06 is: 2,376.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,467.85 : 3,406.39 = 1,722.06 : x
  2. Step 2: Convert to fraction form
    2,467.85/3,406.39 = 1,722.06/x
  3. Step 3: Cross multiply
    2,467.85x = 3,406.39 × 1,722.06
  4. Step 4: Simplify right side
    2,467.85x = 5,866,003.66
  5. Step 5: Solve for x
    x = 5,866,003.66/2,467.85
  6. Step 6: Final answer
    x = 2,376.97

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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.