Home / 4,431.83-6,640.53-2,584.51

Finding the Fourth Proportional to 4,431.83, 6,640.53 and 2,584.51

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Solution

The fourth proportional to 4,431.83, 6,640.53 and 2,584.51 is: 3,872.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,431.83 : 6,640.53 = 2,584.51 : x
  2. Step 2: Convert to fraction form
    4,431.83/6,640.53 = 2,584.51/x
  3. Step 3: Cross multiply
    4,431.83x = 6,640.53 × 2,584.51
  4. Step 4: Simplify right side
    4,431.83x = 17,162,516.19
  5. Step 5: Solve for x
    x = 17,162,516.19/4,431.83
  6. Step 6: Final answer
    x = 3,872.56

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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.