Home / 5,171.25-7,753.77-1,883.19

Finding the Fourth Proportional to 5,171.25, 7,753.77 and 1,883.19

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Solution

The fourth proportional to 5,171.25, 7,753.77 and 1,883.19 is: 2,823.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,171.25 : 7,753.77 = 1,883.19 : x
  2. Step 2: Convert to fraction form
    5,171.25/7,753.77 = 1,883.19/x
  3. Step 3: Cross multiply
    5,171.25x = 7,753.77 × 1,883.19
  4. Step 4: Simplify right side
    5,171.25x = 14,601,822.13
  5. Step 5: Solve for x
    x = 14,601,822.13/5,171.25
  6. Step 6: Final answer
    x = 2,823.65

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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.