Home / 3,516.26-5,277-1,667.39

Finding the Fourth Proportional to 3,516.26, 5,277 and 1,667.39

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Solution

The fourth proportional to 3,516.26, 5,277 and 1,667.39 is: 2,502.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,516.26 : 5,277 = 1,667.39 : x
  2. Step 2: Convert to fraction form
    3,516.26/5,277 = 1,667.39/x
  3. Step 3: Cross multiply
    3,516.26x = 5,277 × 1,667.39
  4. Step 4: Simplify right side
    3,516.26x = 8,798,790.65
  5. Step 5: Solve for x
    x = 8,798,790.65/3,516.26
  6. Step 6: Final answer
    x = 2,502.32

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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.