Home / 4,914-7,372.22-1,627.43

Finding the Fourth Proportional to 4,914, 7,372.22 and 1,627.43

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Solution

The fourth proportional to 4,914, 7,372.22 and 1,627.43 is: 2,441.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,914 : 7,372.22 = 1,627.43 : x
  2. Step 2: Convert to fraction form
    4,914/7,372.22 = 1,627.43/x
  3. Step 3: Cross multiply
    4,914x = 7,372.22 × 1,627.43
  4. Step 4: Simplify right side
    4,914x = 11,997,727.00
  5. Step 5: Solve for x
    x = 11,997,727.00/4,914
  6. Step 6: Final answer
    x = 2,441.54

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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.