Home / 11,683.70-17,528.34-3,892.58

Finding the Fourth Proportional to 11,683.70, 17,528.34 and 3,892.58

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Solution

The fourth proportional to 11,683.70, 17,528.34 and 3,892.58 is: 5,839.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,683.70 : 17,528.34 = 3,892.58 : x
  2. Step 2: Convert to fraction form
    11,683.70/17,528.34 = 3,892.58/x
  3. Step 3: Cross multiply
    11,683.70x = 17,528.34 × 3,892.58
  4. Step 4: Simplify right side
    11,683.70x = 68,230,465.72
  5. Step 5: Solve for x
    x = 68,230,465.72/11,683.70
  6. Step 6: Final answer
    x = 5,839.80

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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.