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Finding the Fourth Proportional to 3,371.63, 4,652.86 and 1,879.52

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Solution

The fourth proportional to 3,371.63, 4,652.86 and 1,879.52 is: 2,593.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,371.63 : 4,652.86 = 1,879.52 : x
  2. Step 2: Convert to fraction form
    3,371.63/4,652.86 = 1,879.52/x
  3. Step 3: Cross multiply
    3,371.63x = 4,652.86 × 1,879.52
  4. Step 4: Simplify right side
    3,371.63x = 8,745,117.60
  5. Step 5: Solve for x
    x = 8,745,117.60/3,371.63
  6. Step 6: Final answer
    x = 2,593.73

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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.