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Finding the Fourth Proportional to 3,879.44, 5,352.19 and 2,483.00

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Solution

The fourth proportional to 3,879.44, 5,352.19 and 2,483.00 is: 3,425.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,879.44 : 5,352.19 = 2,483.00 : x
  2. Step 2: Convert to fraction form
    3,879.44/5,352.19 = 2,483.00/x
  3. Step 3: Cross multiply
    3,879.44x = 5,352.19 × 2,483.00
  4. Step 4: Simplify right side
    3,879.44x = 13,289,461.01
  5. Step 5: Solve for x
    x = 13,289,461.01/3,879.44
  6. Step 6: Final answer
    x = 3,425.62

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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.