Home / 4,585.57-6,879.52-2,122.16

Finding the Fourth Proportional to 4,585.57, 6,879.52 and 2,122.16

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Solution

The fourth proportional to 4,585.57, 6,879.52 and 2,122.16 is: 3,183.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,585.57 : 6,879.52 = 2,122.16 : x
  2. Step 2: Convert to fraction form
    4,585.57/6,879.52 = 2,122.16/x
  3. Step 3: Cross multiply
    4,585.57x = 6,879.52 × 2,122.16
  4. Step 4: Simplify right side
    4,585.57x = 14,599,397.15
  5. Step 5: Solve for x
    x = 14,599,397.15/4,585.57
  6. Step 6: Final answer
    x = 3,183.77

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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.