Home / 5,456.59-8,179.41-4,800.49

Finding the Fourth Proportional to 5,456.59, 8,179.41 and 4,800.49

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Solution

The fourth proportional to 5,456.59, 8,179.41 and 4,800.49 is: 7,195.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,456.59 : 8,179.41 = 4,800.49 : x
  2. Step 2: Convert to fraction form
    5,456.59/8,179.41 = 4,800.49/x
  3. Step 3: Cross multiply
    5,456.59x = 8,179.41 × 4,800.49
  4. Step 4: Simplify right side
    5,456.59x = 39,265,175.91
  5. Step 5: Solve for x
    x = 39,265,175.91/5,456.59
  6. Step 6: Final answer
    x = 7,195.92

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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.