Home / 3,297.12-4,964.96-2,379.04

Finding the Fourth Proportional to 3,297.12, 4,964.96 and 2,379.04

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Solution

The fourth proportional to 3,297.12, 4,964.96 and 2,379.04 is: 3,582.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,297.12 : 4,964.96 = 2,379.04 : x
  2. Step 2: Convert to fraction form
    3,297.12/4,964.96 = 2,379.04/x
  3. Step 3: Cross multiply
    3,297.12x = 4,964.96 × 2,379.04
  4. Step 4: Simplify right side
    3,297.12x = 11,811,838.44
  5. Step 5: Solve for x
    x = 11,811,838.44/3,297.12
  6. Step 6: Final answer
    x = 3,582.47

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.