Home / 3,416.40-5,124.60-2,833.20

Finding the Fourth Proportional to 3,416.40, 5,124.60 and 2,833.20

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Solution

The fourth proportional to 3,416.40, 5,124.60 and 2,833.20 is: 4,249.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,416.40 : 5,124.60 = 2,833.20 : x
  2. Step 2: Convert to fraction form
    3,416.40/5,124.60 = 2,833.20/x
  3. Step 3: Cross multiply
    3,416.40x = 5,124.60 × 2,833.20
  4. Step 4: Simplify right side
    3,416.40x = 14,519,016.72
  5. Step 5: Solve for x
    x = 14,519,016.72/3,416.40
  6. Step 6: Final answer
    x = 4,249.80

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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.