Home / 4,940.20-6,817.48-3,682.36

Finding the Fourth Proportional to 4,940.20, 6,817.48 and 3,682.36

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Solution

The fourth proportional to 4,940.20, 6,817.48 and 3,682.36 is: 5,081.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,940.20 : 6,817.48 = 3,682.36 : x
  2. Step 2: Convert to fraction form
    4,940.20/6,817.48 = 3,682.36/x
  3. Step 3: Cross multiply
    4,940.20x = 6,817.48 × 3,682.36
  4. Step 4: Simplify right side
    4,940.20x = 25,104,389.40
  5. Step 5: Solve for x
    x = 25,104,389.40/4,940.20
  6. Step 6: Final answer
    x = 5,081.66

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1.5x scale

Why These Related Problems?

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