Home / 3,078.26-4,613.91-2,707.34

Finding the Fourth Proportional to 3,078.26, 4,613.91 and 2,707.34

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Solution

The fourth proportional to 3,078.26, 4,613.91 and 2,707.34 is: 4,057.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,078.26 : 4,613.91 = 2,707.34 : x
  2. Step 2: Convert to fraction form
    3,078.26/4,613.91 = 2,707.34/x
  3. Step 3: Cross multiply
    3,078.26x = 4,613.91 × 2,707.34
  4. Step 4: Simplify right side
    3,078.26x = 12,491,423.10
  5. Step 5: Solve for x
    x = 12,491,423.10/3,078.26
  6. Step 6: Final answer
    x = 4,057.95

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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.