Home / 5,537.09-8,302.90-2,415.75

Finding the Fourth Proportional to 5,537.09, 8,302.90 and 2,415.75

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Solution

The fourth proportional to 5,537.09, 8,302.90 and 2,415.75 is: 3,622.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,537.09 : 8,302.90 = 2,415.75 : x
  2. Step 2: Convert to fraction form
    5,537.09/8,302.90 = 2,415.75/x
  3. Step 3: Cross multiply
    5,537.09x = 8,302.90 × 2,415.75
  4. Step 4: Simplify right side
    5,537.09x = 20,057,730.68
  5. Step 5: Solve for x
    x = 20,057,730.68/5,537.09
  6. Step 6: Final answer
    x = 3,622.43

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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.