Home / 2,165.73-3,260.25-1,964.58

Finding the Fourth Proportional to 2,165.73, 3,260.25 and 1,964.58

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Solution

The fourth proportional to 2,165.73, 3,260.25 and 1,964.58 is: 2,957.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,165.73 : 3,260.25 = 1,964.58 : x
  2. Step 2: Convert to fraction form
    2,165.73/3,260.25 = 1,964.58/x
  3. Step 3: Cross multiply
    2,165.73x = 3,260.25 × 1,964.58
  4. Step 4: Simplify right side
    2,165.73x = 6,405,021.95
  5. Step 5: Solve for x
    x = 6,405,021.95/2,165.73
  6. Step 6: Final answer
    x = 2,957.44

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.