Home / 5,223.42-7,834.80-2,450.70

Finding the Fourth Proportional to 5,223.42, 7,834.80 and 2,450.70

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Solution

The fourth proportional to 5,223.42, 7,834.80 and 2,450.70 is: 3,675.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,223.42 : 7,834.80 = 2,450.70 : x
  2. Step 2: Convert to fraction form
    5,223.42/7,834.80 = 2,450.70/x
  3. Step 3: Cross multiply
    5,223.42x = 7,834.80 × 2,450.70
  4. Step 4: Simplify right side
    5,223.42x = 19,200,744.36
  5. Step 5: Solve for x
    x = 19,200,744.36/5,223.42
  6. Step 6: Final answer
    x = 3,675.90

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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.