Home / 11,202.25-16,806.41-3,411.06

Finding the Fourth Proportional to 11,202.25, 16,806.41 and 3,411.06

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Solution

The fourth proportional to 11,202.25, 16,806.41 and 3,411.06 is: 5,117.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,202.25 : 16,806.41 = 3,411.06 : x
  2. Step 2: Convert to fraction form
    11,202.25/16,806.41 = 3,411.06/x
  3. Step 3: Cross multiply
    11,202.25x = 16,806.41 × 3,411.06
  4. Step 4: Simplify right side
    11,202.25x = 57,327,672.89
  5. Step 5: Solve for x
    x = 57,327,672.89/11,202.25
  6. Step 6: Final answer
    x = 5,117.51

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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.