Home / 3,080.03-4,615.79-2,668.14

Finding the Fourth Proportional to 3,080.03, 4,615.79 and 2,668.14

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Solution

The fourth proportional to 3,080.03, 4,615.79 and 2,668.14 is: 3,998.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,080.03 : 4,615.79 = 2,668.14 : x
  2. Step 2: Convert to fraction form
    3,080.03/4,615.79 = 2,668.14/x
  3. Step 3: Cross multiply
    3,080.03x = 4,615.79 × 2,668.14
  4. Step 4: Simplify right side
    3,080.03x = 12,315,560.59
  5. Step 5: Solve for x
    x = 12,315,560.59/3,080.03
  6. Step 6: Final answer
    x = 3,998.53

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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.