Home / 11,941.61-17,912.10-5,706.02

Finding the Fourth Proportional to 11,941.61, 17,912.10 and 5,706.02

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Solution

The fourth proportional to 11,941.61, 17,912.10 and 5,706.02 is: 8,558.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,941.61 : 17,912.10 = 5,706.02 : x
  2. Step 2: Convert to fraction form
    11,941.61/17,912.10 = 5,706.02/x
  3. Step 3: Cross multiply
    11,941.61x = 17,912.10 × 5,706.02
  4. Step 4: Simplify right side
    11,941.61x = 102,206,845.62
  5. Step 5: Solve for x
    x = 102,206,845.62/11,941.61
  6. Step 6: Final answer
    x = 8,558.89

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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.