Home / 5,183.16-7,776.66-2,411.32

Finding the Fourth Proportional to 5,183.16, 7,776.66 and 2,411.32

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Solution

The fourth proportional to 5,183.16, 7,776.66 and 2,411.32 is: 3,617.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,183.16 : 7,776.66 = 2,411.32 : x
  2. Step 2: Convert to fraction form
    5,183.16/7,776.66 = 2,411.32/x
  3. Step 3: Cross multiply
    5,183.16x = 7,776.66 × 2,411.32
  4. Step 4: Simplify right side
    5,183.16x = 18,752,015.79
  5. Step 5: Solve for x
    x = 18,752,015.79/5,183.16
  6. Step 6: Final answer
    x = 3,617.87

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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.