Home / 3,239.20-4,846.80-2,375.20

Finding the Fourth Proportional to 3,239.20, 4,846.80 and 2,375.20

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Solution

The fourth proportional to 3,239.20, 4,846.80 and 2,375.20 is: 3,554.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,239.20 : 4,846.80 = 2,375.20 : x
  2. Step 2: Convert to fraction form
    3,239.20/4,846.80 = 2,375.20/x
  3. Step 3: Cross multiply
    3,239.20x = 4,846.80 × 2,375.20
  4. Step 4: Simplify right side
    3,239.20x = 11,512,119.36
  5. Step 5: Solve for x
    x = 11,512,119.36/3,239.20
  6. Step 6: Final answer
    x = 3,554.00

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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.