Home / 4,016.30-5,540.52-2,834.78

Finding the Fourth Proportional to 4,016.30, 5,540.52 and 2,834.78

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Solution

The fourth proportional to 4,016.30, 5,540.52 and 2,834.78 is: 3,910.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,016.30 : 5,540.52 = 2,834.78 : x
  2. Step 2: Convert to fraction form
    4,016.30/5,540.52 = 2,834.78/x
  3. Step 3: Cross multiply
    4,016.30x = 5,540.52 × 2,834.78
  4. Step 4: Simplify right side
    4,016.30x = 15,706,155.29
  5. Step 5: Solve for x
    x = 15,706,155.29/4,016.30
  6. Step 6: Final answer
    x = 3,910.60

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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.