Home / 9,813.26-14,719.90-3,969.92

Finding the Fourth Proportional to 9,813.26, 14,719.90 and 3,969.92

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Solution

The fourth proportional to 9,813.26, 14,719.90 and 3,969.92 is: 5,954.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,813.26 : 14,719.90 = 3,969.92 : x
  2. Step 2: Convert to fraction form
    9,813.26/14,719.90 = 3,969.92/x
  3. Step 3: Cross multiply
    9,813.26x = 14,719.90 × 3,969.92
  4. Step 4: Simplify right side
    9,813.26x = 58,436,825.41
  5. Step 5: Solve for x
    x = 58,436,825.41/9,813.26
  6. Step 6: Final answer
    x = 5,954.88

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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.