Home / 4,139.73-6,200.78-3,313.53

Finding the Fourth Proportional to 4,139.73, 6,200.78 and 3,313.53

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Solution

The fourth proportional to 4,139.73, 6,200.78 and 3,313.53 is: 4,963.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,139.73 : 6,200.78 = 3,313.53 : x
  2. Step 2: Convert to fraction form
    4,139.73/6,200.78 = 3,313.53/x
  3. Step 3: Cross multiply
    4,139.73x = 6,200.78 × 3,313.53
  4. Step 4: Simplify right side
    4,139.73x = 20,546,453.99
  5. Step 5: Solve for x
    x = 20,546,453.99/4,139.73
  6. Step 6: Final answer
    x = 4,963.24

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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.