Home / 11,176.68-16,764.48-3,778.68

Finding the Fourth Proportional to 11,176.68, 16,764.48 and 3,778.68

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Solution

The fourth proportional to 11,176.68, 16,764.48 and 3,778.68 is: 5,667.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,176.68 : 16,764.48 = 3,778.68 : x
  2. Step 2: Convert to fraction form
    11,176.68/16,764.48 = 3,778.68/x
  3. Step 3: Cross multiply
    11,176.68x = 16,764.48 × 3,778.68
  4. Step 4: Simplify right side
    11,176.68x = 63,347,605.29
  5. Step 5: Solve for x
    x = 63,347,605.29/11,176.68
  6. Step 6: Final answer
    x = 5,667.84

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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.