Home / 9,515.50-14,275.30-3,969.41

Finding the Fourth Proportional to 9,515.50, 14,275.30 and 3,969.41

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Solution

The fourth proportional to 9,515.50, 14,275.30 and 3,969.41 is: 5,954.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,515.50 : 14,275.30 = 3,969.41 : x
  2. Step 2: Convert to fraction form
    9,515.50/14,275.30 = 3,969.41/x
  3. Step 3: Cross multiply
    9,515.50x = 14,275.30 × 3,969.41
  4. Step 4: Simplify right side
    9,515.50x = 56,664,450.30
  5. Step 5: Solve for x
    x = 56,664,450.30/9,515.50
  6. Step 6: Final answer
    x = 5,954.96

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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.