Home / 5,971.27-8,239.98-3,318.58

Finding the Fourth Proportional to 5,971.27, 8,239.98 and 3,318.58

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Solution

The fourth proportional to 5,971.27, 8,239.98 and 3,318.58 is: 4,579.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,971.27 : 8,239.98 = 3,318.58 : x
  2. Step 2: Convert to fraction form
    5,971.27/8,239.98 = 3,318.58/x
  3. Step 3: Cross multiply
    5,971.27x = 8,239.98 × 3,318.58
  4. Step 4: Simplify right side
    5,971.27x = 27,345,032.83
  5. Step 5: Solve for x
    x = 27,345,032.83/5,971.27
  6. Step 6: Final answer
    x = 4,579.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.