Home / 3,575.21-5,359.50-1,383.48

Finding the Fourth Proportional to 3,575.21, 5,359.50 and 1,383.48

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Solution

The fourth proportional to 3,575.21, 5,359.50 and 1,383.48 is: 2,073.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,575.21 : 5,359.50 = 1,383.48 : x
  2. Step 2: Convert to fraction form
    3,575.21/5,359.50 = 1,383.48/x
  3. Step 3: Cross multiply
    3,575.21x = 5,359.50 × 1,383.48
  4. Step 4: Simplify right side
    3,575.21x = 7,414,761.06
  5. Step 5: Solve for x
    x = 7,414,761.06/3,575.21
  6. Step 6: Final answer
    x = 2,073.94

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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.