Home / 5,732.45-7,909.57-3,745.92

Finding the Fourth Proportional to 5,732.45, 7,909.57 and 3,745.92

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Solution

The fourth proportional to 5,732.45, 7,909.57 and 3,745.92 is: 5,168.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,732.45 : 7,909.57 = 3,745.92 : x
  2. Step 2: Convert to fraction form
    5,732.45/7,909.57 = 3,745.92/x
  3. Step 3: Cross multiply
    5,732.45x = 7,909.57 × 3,745.92
  4. Step 4: Simplify right side
    5,732.45x = 29,628,607.09
  5. Step 5: Solve for x
    x = 29,628,607.09/5,732.45
  6. Step 6: Final answer
    x = 5,168.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.