Home / 3,542.28-5,314.32-1,233.72

Finding the Fourth Proportional to 3,542.28, 5,314.32 and 1,233.72

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Solution

The fourth proportional to 3,542.28, 5,314.32 and 1,233.72 is: 1,850.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,542.28 : 5,314.32 = 1,233.72 : x
  2. Step 2: Convert to fraction form
    3,542.28/5,314.32 = 1,233.72/x
  3. Step 3: Cross multiply
    3,542.28x = 5,314.32 × 1,233.72
  4. Step 4: Simplify right side
    3,542.28x = 6,556,382.87
  5. Step 5: Solve for x
    x = 6,556,382.87/3,542.28
  6. Step 6: Final answer
    x = 1,850.89

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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.