Home / 5,542.48-8,313.64-1,382.47

Finding the Fourth Proportional to 5,542.48, 8,313.64 and 1,382.47

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Solution

The fourth proportional to 5,542.48, 8,313.64 and 1,382.47 is: 2,073.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,542.48 : 8,313.64 = 1,382.47 : x
  2. Step 2: Convert to fraction form
    5,542.48/8,313.64 = 1,382.47/x
  3. Step 3: Cross multiply
    5,542.48x = 8,313.64 × 1,382.47
  4. Step 4: Simplify right side
    5,542.48x = 11,493,333.65
  5. Step 5: Solve for x
    x = 11,493,333.65/5,542.48
  6. Step 6: Final answer
    x = 2,073.68

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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.