Home / 11,286.84-16,930.32-3,495.66

Finding the Fourth Proportional to 11,286.84, 16,930.32 and 3,495.66

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Solution

The fourth proportional to 11,286.84, 16,930.32 and 3,495.66 is: 5,243.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,286.84 : 16,930.32 = 3,495.66 : x
  2. Step 2: Convert to fraction form
    11,286.84/16,930.32 = 3,495.66/x
  3. Step 3: Cross multiply
    11,286.84x = 16,930.32 × 3,495.66
  4. Step 4: Simplify right side
    11,286.84x = 59,182,565.81
  5. Step 5: Solve for x
    x = 59,182,565.81/11,286.84
  6. Step 6: Final answer
    x = 5,243.50

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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.