Home / 3,334.20-5,001.30-2,556.60

Finding the Fourth Proportional to 3,334.20, 5,001.30 and 2,556.60

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Solution

The fourth proportional to 3,334.20, 5,001.30 and 2,556.60 is: 3,834.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,334.20 : 5,001.30 = 2,556.60 : x
  2. Step 2: Convert to fraction form
    3,334.20/5,001.30 = 2,556.60/x
  3. Step 3: Cross multiply
    3,334.20x = 5,001.30 × 2,556.60
  4. Step 4: Simplify right side
    3,334.20x = 12,786,323.58
  5. Step 5: Solve for x
    x = 12,786,323.58/3,334.20
  6. Step 6: Final answer
    x = 3,834.90

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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.