Home / 9,211.26-13,812.83-2,635.95

Finding the Fourth Proportional to 9,211.26, 13,812.83 and 2,635.95

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Solution

The fourth proportional to 9,211.26, 13,812.83 and 2,635.95 is: 3,952.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,211.26 : 13,812.83 = 2,635.95 : x
  2. Step 2: Convert to fraction form
    9,211.26/13,812.83 = 2,635.95/x
  3. Step 3: Cross multiply
    9,211.26x = 13,812.83 × 2,635.95
  4. Step 4: Simplify right side
    9,211.26x = 36,409,929.24
  5. Step 5: Solve for x
    x = 36,409,929.24/9,211.26
  6. Step 6: Final answer
    x = 3,952.76

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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.