Home / 9,294.70-13,942.05-3,450.15

Finding the Fourth Proportional to 9,294.70, 13,942.05 and 3,450.15

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Solution

The fourth proportional to 9,294.70, 13,942.05 and 3,450.15 is: 5,175.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,294.70 : 13,942.05 = 3,450.15 : x
  2. Step 2: Convert to fraction form
    9,294.70/13,942.05 = 3,450.15/x
  3. Step 3: Cross multiply
    9,294.70x = 13,942.05 × 3,450.15
  4. Step 4: Simplify right side
    9,294.70x = 48,102,163.81
  5. Step 5: Solve for x
    x = 48,102,163.81/9,294.70
  6. Step 6: Final answer
    x = 5,175.23

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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.