Home / 5,176.35-7,766.55-2,983.88

Finding the Fourth Proportional to 5,176.35, 7,766.55 and 2,983.88

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Solution

The fourth proportional to 5,176.35, 7,766.55 and 2,983.88 is: 4,476.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,176.35 : 7,766.55 = 2,983.88 : x
  2. Step 2: Convert to fraction form
    5,176.35/7,766.55 = 2,983.88/x
  3. Step 3: Cross multiply
    5,176.35x = 7,766.55 × 2,983.88
  4. Step 4: Simplify right side
    5,176.35x = 23,174,453.21
  5. Step 5: Solve for x
    x = 23,174,453.21/5,176.35
  6. Step 6: Final answer
    x = 4,476.99

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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.