Home / 2,168.82-3,252.36-935.58

Finding the Fourth Proportional to 2,168.82, 3,252.36 and 935.58

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Solution

The fourth proportional to 2,168.82, 3,252.36 and 935.58 is: 1,402.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,168.82 : 3,252.36 = 935.58 : x
  2. Step 2: Convert to fraction form
    2,168.82/3,252.36 = 935.58/x
  3. Step 3: Cross multiply
    2,168.82x = 3,252.36 × 935.58
  4. Step 4: Simplify right side
    2,168.82x = 3,042,842.97
  5. Step 5: Solve for x
    x = 3,042,842.97/2,168.82
  6. Step 6: Final answer
    x = 1,402.99

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1.5x scale

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.