Home / 10,778.04-16,167.08-3,383.08

Finding the Fourth Proportional to 10,778.04, 16,167.08 and 3,383.08

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Solution

The fourth proportional to 10,778.04, 16,167.08 and 3,383.08 is: 5,074.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,778.04 : 16,167.08 = 3,383.08 : x
  2. Step 2: Convert to fraction form
    10,778.04/16,167.08 = 3,383.08/x
  3. Step 3: Cross multiply
    10,778.04x = 16,167.08 × 3,383.08
  4. Step 4: Simplify right side
    10,778.04x = 54,694,508.09
  5. Step 5: Solve for x
    x = 54,694,508.09/10,778.04
  6. Step 6: Final answer
    x = 5,074.62

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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.