Home / 10,771.92-16,157.41-3,376.21

Finding the Fourth Proportional to 10,771.92, 16,157.41 and 3,376.21

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Solution

The fourth proportional to 10,771.92, 16,157.41 and 3,376.21 is: 5,064.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,771.92 : 16,157.41 = 3,376.21 : x
  2. Step 2: Convert to fraction form
    10,771.92/16,157.41 = 3,376.21/x
  3. Step 3: Cross multiply
    10,771.92x = 16,157.41 × 3,376.21
  4. Step 4: Simplify right side
    10,771.92x = 54,550,809.22
  5. Step 5: Solve for x
    x = 54,550,809.22/10,771.92
  6. Step 6: Final answer
    x = 5,064.17

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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.