Home / 8,176.97-11,284.10-4,819.92

Finding the Fourth Proportional to 8,176.97, 11,284.10 and 4,819.92

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Solution

The fourth proportional to 8,176.97, 11,284.10 and 4,819.92 is: 6,651.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,176.97 : 11,284.10 = 4,819.92 : x
  2. Step 2: Convert to fraction form
    8,176.97/11,284.10 = 4,819.92/x
  3. Step 3: Cross multiply
    8,176.97x = 11,284.10 × 4,819.92
  4. Step 4: Simplify right side
    8,176.97x = 54,388,459.27
  5. Step 5: Solve for x
    x = 54,388,459.27/8,176.97
  6. Step 6: Final answer
    x = 6,651.42

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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.