Home / 11,205.70-16,806.64-3,706.95

Finding the Fourth Proportional to 11,205.70, 16,806.64 and 3,706.95

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Solution

The fourth proportional to 11,205.70, 16,806.64 and 3,706.95 is: 5,559.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,205.70 : 16,806.64 = 3,706.95 : x
  2. Step 2: Convert to fraction form
    11,205.70/16,806.64 = 3,706.95/x
  3. Step 3: Cross multiply
    11,205.70x = 16,806.64 × 3,706.95
  4. Step 4: Simplify right side
    11,205.70x = 62,301,355.61
  5. Step 5: Solve for x
    x = 62,301,355.61/11,205.70
  6. Step 6: Final answer
    x = 5,559.79

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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.