Home / 11,323.19-16,986.61-3,932.04

Finding the Fourth Proportional to 11,323.19, 16,986.61 and 3,932.04

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Solution

The fourth proportional to 11,323.19, 16,986.61 and 3,932.04 is: 5,898.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,323.19 : 16,986.61 = 3,932.04 : x
  2. Step 2: Convert to fraction form
    11,323.19/16,986.61 = 3,932.04/x
  3. Step 3: Cross multiply
    11,323.19x = 16,986.61 × 3,932.04
  4. Step 4: Simplify right side
    11,323.19x = 66,792,098.60
  5. Step 5: Solve for x
    x = 66,792,098.60/11,323.19
  6. Step 6: Final answer
    x = 5,898.70

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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.