Home / 4,876.13-7,317.78-3,629.54

Finding the Fourth Proportional to 4,876.13, 7,317.78 and 3,629.54

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Solution

The fourth proportional to 4,876.13, 7,317.78 and 3,629.54 is: 5,446.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,876.13 : 7,317.78 = 3,629.54 : x
  2. Step 2: Convert to fraction form
    4,876.13/7,317.78 = 3,629.54/x
  3. Step 3: Cross multiply
    4,876.13x = 7,317.78 × 3,629.54
  4. Step 4: Simplify right side
    4,876.13x = 26,560,179.90
  5. Step 5: Solve for x
    x = 26,560,179.90/4,876.13
  6. Step 6: Final answer
    x = 5,446.98

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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.