Home / 3,516.00-5,265.08-2,109.54

Finding the Fourth Proportional to 3,516.00, 5,265.08 and 2,109.54

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Solution

The fourth proportional to 3,516.00, 5,265.08 and 2,109.54 is: 3,158.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,516.00 : 5,265.08 = 2,109.54 : x
  2. Step 2: Convert to fraction form
    3,516.00/5,265.08 = 2,109.54/x
  3. Step 3: Cross multiply
    3,516.00x = 5,265.08 × 2,109.54
  4. Step 4: Simplify right side
    3,516.00x = 11,106,884.35
  5. Step 5: Solve for x
    x = 11,106,884.35/3,516.00
  6. Step 6: Final answer
    x = 3,158.95

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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.