Home / 4,307.05-6,463.82-2,917.09

Finding the Fourth Proportional to 4,307.05, 6,463.82 and 2,917.09

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Solution

The fourth proportional to 4,307.05, 6,463.82 and 2,917.09 is: 4,377.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,307.05 : 6,463.82 = 2,917.09 : x
  2. Step 2: Convert to fraction form
    4,307.05/6,463.82 = 2,917.09/x
  3. Step 3: Cross multiply
    4,307.05x = 6,463.82 × 2,917.09
  4. Step 4: Simplify right side
    4,307.05x = 18,855,544.68
  5. Step 5: Solve for x
    x = 18,855,544.68/4,307.05
  6. Step 6: Final answer
    x = 4,377.83

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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.