Home / 3,371.31-4,652.42-1,879.32

Finding the Fourth Proportional to 3,371.31, 4,652.42 and 1,879.32

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Solution

The fourth proportional to 3,371.31, 4,652.42 and 1,879.32 is: 2,593.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,371.31 : 4,652.42 = 1,879.32 : x
  2. Step 2: Convert to fraction form
    3,371.31/4,652.42 = 1,879.32/x
  3. Step 3: Cross multiply
    3,371.31x = 4,652.42 × 1,879.32
  4. Step 4: Simplify right side
    3,371.31x = 8,743,362.69
  5. Step 5: Solve for x
    x = 8,743,362.69/3,371.31
  6. Step 6: Final answer
    x = 2,593.47

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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.