Home / 6,917.65-10,379.51-3,629.97

Finding the Fourth Proportional to 6,917.65, 10,379.51 and 3,629.97

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Solution

The fourth proportional to 6,917.65, 10,379.51 and 3,629.97 is: 5,446.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,917.65 : 10,379.51 = 3,629.97 : x
  2. Step 2: Convert to fraction form
    6,917.65/10,379.51 = 3,629.97/x
  3. Step 3: Cross multiply
    6,917.65x = 10,379.51 × 3,629.97
  4. Step 4: Simplify right side
    6,917.65x = 37,677,258.02
  5. Step 5: Solve for x
    x = 37,677,258.02/6,917.65
  6. Step 6: Final answer
    x = 5,446.54

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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.