Home / 11,957.18-17,936.53-3,637.82

Finding the Fourth Proportional to 11,957.18, 17,936.53 and 3,637.82

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Solution

The fourth proportional to 11,957.18, 17,936.53 and 3,637.82 is: 5,456.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,957.18 : 17,936.53 = 3,637.82 : x
  2. Step 2: Convert to fraction form
    11,957.18/17,936.53 = 3,637.82/x
  3. Step 3: Cross multiply
    11,957.18x = 17,936.53 × 3,637.82
  4. Step 4: Simplify right side
    11,957.18x = 65,249,903.31
  5. Step 5: Solve for x
    x = 65,249,903.31/11,957.18
  6. Step 6: Final answer
    x = 5,456.97

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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.