Home / 4,813.22-6,640.28-3,814.49

Finding the Fourth Proportional to 4,813.22, 6,640.28 and 3,814.49

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Solution

The fourth proportional to 4,813.22, 6,640.28 and 3,814.49 is: 5,262.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,813.22 : 6,640.28 = 3,814.49 : x
  2. Step 2: Convert to fraction form
    4,813.22/6,640.28 = 3,814.49/x
  3. Step 3: Cross multiply
    4,813.22x = 6,640.28 × 3,814.49
  4. Step 4: Simplify right side
    4,813.22x = 25,329,293.49
  5. Step 5: Solve for x
    x = 25,329,293.49/4,813.22
  6. Step 6: Final answer
    x = 5,262.44

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.