Home / 6,916.82-10,375.25-1,722.69

Finding the Fourth Proportional to 6,916.82, 10,375.25 and 1,722.69

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Solution

The fourth proportional to 6,916.82, 10,375.25 and 1,722.69 is: 2,584.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,916.82 : 10,375.25 = 1,722.69 : x
  2. Step 2: Convert to fraction form
    6,916.82/10,375.25 = 1,722.69/x
  3. Step 3: Cross multiply
    6,916.82x = 10,375.25 × 1,722.69
  4. Step 4: Simplify right side
    6,916.82x = 17,873,330.81
  5. Step 5: Solve for x
    x = 17,873,330.81/6,916.82
  6. Step 6: Final answer
    x = 2,584.04

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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.