Home / 2,833.30-4,245.80-2,540.80

Finding the Fourth Proportional to 2,833.30, 4,245.80 and 2,540.80

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Solution

The fourth proportional to 2,833.30, 4,245.80 and 2,540.80 is: 3,807.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,833.30 : 4,245.80 = 2,540.80 : x
  2. Step 2: Convert to fraction form
    2,833.30/4,245.80 = 2,540.80/x
  3. Step 3: Cross multiply
    2,833.30x = 4,245.80 × 2,540.80
  4. Step 4: Simplify right side
    2,833.30x = 10,787,728.64
  5. Step 5: Solve for x
    x = 10,787,728.64/2,833.30
  6. Step 6: Final answer
    x = 3,807.48

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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.