Home / 3,540.04-5,310.30-1,231.24

Finding the Fourth Proportional to 3,540.04, 5,310.30 and 1,231.24

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Solution

The fourth proportional to 3,540.04, 5,310.30 and 1,231.24 is: 1,846.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,540.04 : 5,310.30 = 1,231.24 : x
  2. Step 2: Convert to fraction form
    3,540.04/5,310.30 = 1,231.24/x
  3. Step 3: Cross multiply
    3,540.04x = 5,310.30 × 1,231.24
  4. Step 4: Simplify right side
    3,540.04x = 6,538,253.77
  5. Step 5: Solve for x
    x = 6,538,253.77/3,540.04
  6. Step 6: Final answer
    x = 1,846.94

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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.