Home / 3,252.31-4,879.38-1,305.88

Finding the Fourth Proportional to 3,252.31, 4,879.38 and 1,305.88

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Solution

The fourth proportional to 3,252.31, 4,879.38 and 1,305.88 is: 1,959.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,252.31 : 4,879.38 = 1,305.88 : x
  2. Step 2: Convert to fraction form
    3,252.31/4,879.38 = 1,305.88/x
  3. Step 3: Cross multiply
    3,252.31x = 4,879.38 × 1,305.88
  4. Step 4: Simplify right side
    3,252.31x = 6,371,881.49
  5. Step 5: Solve for x
    x = 6,371,881.49/3,252.31
  6. Step 6: Final answer
    x = 1,959.19

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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.