Home / 4,231.36-6,338.82-2,766.08

Finding the Fourth Proportional to 4,231.36, 6,338.82 and 2,766.08

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Solution

The fourth proportional to 4,231.36, 6,338.82 and 2,766.08 is: 4,143.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,231.36 : 6,338.82 = 2,766.08 : x
  2. Step 2: Convert to fraction form
    4,231.36/6,338.82 = 2,766.08/x
  3. Step 3: Cross multiply
    4,231.36x = 6,338.82 × 2,766.08
  4. Step 4: Simplify right side
    4,231.36x = 17,533,683.23
  5. Step 5: Solve for x
    x = 17,533,683.23/4,231.36
  6. Step 6: Final answer
    x = 4,143.75

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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.