Home / 3,711.27-5,567.09-2,620.51

Finding the Fourth Proportional to 3,711.27, 5,567.09 and 2,620.51

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Solution

The fourth proportional to 3,711.27, 5,567.09 and 2,620.51 is: 3,930.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,711.27 : 5,567.09 = 2,620.51 : x
  2. Step 2: Convert to fraction form
    3,711.27/5,567.09 = 2,620.51/x
  3. Step 3: Cross multiply
    3,711.27x = 5,567.09 × 2,620.51
  4. Step 4: Simplify right side
    3,711.27x = 14,588,610.34
  5. Step 5: Solve for x
    x = 14,588,610.34/3,711.27
  6. Step 6: Final answer
    x = 3,930.89

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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.