Home / 4,078.26-5,627.97-2,310.21

Finding the Fourth Proportional to 4,078.26, 5,627.97 and 2,310.21

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Solution

The fourth proportional to 4,078.26, 5,627.97 and 2,310.21 is: 3,188.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,078.26 : 5,627.97 = 2,310.21 : x
  2. Step 2: Convert to fraction form
    4,078.26/5,627.97 = 2,310.21/x
  3. Step 3: Cross multiply
    4,078.26x = 5,627.97 × 2,310.21
  4. Step 4: Simplify right side
    4,078.26x = 13,001,792.57
  5. Step 5: Solve for x
    x = 13,001,792.57/4,078.26
  6. Step 6: Final answer
    x = 3,188.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.