Home / 11,373.92-17,065.85-3,983.68

Finding the Fourth Proportional to 11,373.92, 17,065.85 and 3,983.68

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Solution

The fourth proportional to 11,373.92, 17,065.85 and 3,983.68 is: 5,977.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,373.92 : 17,065.85 = 3,983.68 : x
  2. Step 2: Convert to fraction form
    11,373.92/17,065.85 = 3,983.68/x
  3. Step 3: Cross multiply
    11,373.92x = 17,065.85 × 3,983.68
  4. Step 4: Simplify right side
    11,373.92x = 67,984,865.41
  5. Step 5: Solve for x
    x = 67,984,865.41/11,373.92
  6. Step 6: Final answer
    x = 5,977.26

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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.