Home / 4,048.40-6,072.60-2,589.20

Finding the Fourth Proportional to 4,048.40, 6,072.60 and 2,589.20

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Solution

The fourth proportional to 4,048.40, 6,072.60 and 2,589.20 is: 3,883.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,048.40 : 6,072.60 = 2,589.20 : x
  2. Step 2: Convert to fraction form
    4,048.40/6,072.60 = 2,589.20/x
  3. Step 3: Cross multiply
    4,048.40x = 6,072.60 × 2,589.20
  4. Step 4: Simplify right side
    4,048.40x = 15,723,175.92
  5. Step 5: Solve for x
    x = 15,723,175.92/4,048.40
  6. Step 6: Final answer
    x = 3,883.80

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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.