Home / 11,957.64-17,937.36-3,192.36

Finding the Fourth Proportional to 11,957.64, 17,937.36 and 3,192.36

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Solution

The fourth proportional to 11,957.64, 17,937.36 and 3,192.36 is: 4,788.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,957.64 : 17,937.36 = 3,192.36 : x
  2. Step 2: Convert to fraction form
    11,957.64/17,937.36 = 3,192.36/x
  3. Step 3: Cross multiply
    11,957.64x = 17,937.36 × 3,192.36
  4. Step 4: Simplify right side
    11,957.64x = 57,262,510.57
  5. Step 5: Solve for x
    x = 57,262,510.57/11,957.64
  6. Step 6: Final answer
    x = 4,788.78

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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.