Home / 6,976.72-10,462.44-2,815.66

Finding the Fourth Proportional to 6,976.72, 10,462.44 and 2,815.66

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Solution

The fourth proportional to 6,976.72, 10,462.44 and 2,815.66 is: 4,222.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,976.72 : 10,462.44 = 2,815.66 : x
  2. Step 2: Convert to fraction form
    6,976.72/10,462.44 = 2,815.66/x
  3. Step 3: Cross multiply
    6,976.72x = 10,462.44 × 2,815.66
  4. Step 4: Simplify right side
    6,976.72x = 29,458,673.81
  5. Step 5: Solve for x
    x = 29,458,673.81/6,976.72
  6. Step 6: Final answer
    x = 4,222.42

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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.