Home / 5,460.87-8,183.48-3,116.01

Finding the Fourth Proportional to 5,460.87, 8,183.48 and 3,116.01

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Solution

The fourth proportional to 5,460.87, 8,183.48 and 3,116.01 is: 4,669.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,460.87 : 8,183.48 = 3,116.01 : x
  2. Step 2: Convert to fraction form
    5,460.87/8,183.48 = 3,116.01/x
  3. Step 3: Cross multiply
    5,460.87x = 8,183.48 × 3,116.01
  4. Step 4: Simplify right side
    5,460.87x = 25,499,789.93
  5. Step 5: Solve for x
    x = 25,499,789.93/5,460.87
  6. Step 6: Final answer
    x = 4,669.55

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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.