Home / 5,222.75-7,834.85-1,525.25

Finding the Fourth Proportional to 5,222.75, 7,834.85 and 1,525.25

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Solution

The fourth proportional to 5,222.75, 7,834.85 and 1,525.25 is: 2,288.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,222.75 : 7,834.85 = 1,525.25 : x
  2. Step 2: Convert to fraction form
    5,222.75/7,834.85 = 1,525.25/x
  3. Step 3: Cross multiply
    5,222.75x = 7,834.85 × 1,525.25
  4. Step 4: Simplify right side
    5,222.75x = 11,950,085.38
  5. Step 5: Solve for x
    x = 11,950,085.38/5,222.75
  6. Step 6: Final answer
    x = 2,288.09

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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.