Home / 11,957.25-17,935.88-3,749.25

Finding the Fourth Proportional to 11,957.25, 17,935.88 and 3,749.25

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Solution

The fourth proportional to 11,957.25, 17,935.88 and 3,749.25 is: 5,623.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,957.25 : 17,935.88 = 3,749.25 : x
  2. Step 2: Convert to fraction form
    11,957.25/17,935.88 = 3,749.25/x
  3. Step 3: Cross multiply
    11,957.25x = 17,935.88 × 3,749.25
  4. Step 4: Simplify right side
    11,957.25x = 67,246,079.34
  5. Step 5: Solve for x
    x = 67,246,079.34/11,957.25
  6. Step 6: Final answer
    x = 5,623.88

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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.