Home / 2,556.30-3,834.45-2,449.62

Finding the Fourth Proportional to 2,556.30, 3,834.45 and 2,449.62

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Solution

The fourth proportional to 2,556.30, 3,834.45 and 2,449.62 is: 3,674.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,556.30 : 3,834.45 = 2,449.62 : x
  2. Step 2: Convert to fraction form
    2,556.30/3,834.45 = 2,449.62/x
  3. Step 3: Cross multiply
    2,556.30x = 3,834.45 × 2,449.62
  4. Step 4: Simplify right side
    2,556.30x = 9,392,945.41
  5. Step 5: Solve for x
    x = 9,392,945.41/2,556.30
  6. Step 6: Final answer
    x = 3,674.43

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Similar ratio
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1.5x scale

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.