Home / 5,089.61-7,632.57-3,996.11

Finding the Fourth Proportional to 5,089.61, 7,632.57 and 3,996.11

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Solution

The fourth proportional to 5,089.61, 7,632.57 and 3,996.11 is: 5,992.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,089.61 : 7,632.57 = 3,996.11 : x
  2. Step 2: Convert to fraction form
    5,089.61/7,632.57 = 3,996.11/x
  3. Step 3: Cross multiply
    5,089.61x = 7,632.57 × 3,996.11
  4. Step 4: Simplify right side
    5,089.61x = 30,500,551.14
  5. Step 5: Solve for x
    x = 30,500,551.14/5,089.61
  6. Step 6: Final answer
    x = 5,992.71

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1.5x scale

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.