Home / 10,771.68-16,158.96-3,377.28

Finding the Fourth Proportional to 10,771.68, 16,158.96 and 3,377.28

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Solution

The fourth proportional to 10,771.68, 16,158.96 and 3,377.28 is: 5,066.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,771.68 : 16,158.96 = 3,377.28 : x
  2. Step 2: Convert to fraction form
    10,771.68/16,158.96 = 3,377.28/x
  3. Step 3: Cross multiply
    10,771.68x = 16,158.96 × 3,377.28
  4. Step 4: Simplify right side
    10,771.68x = 54,573,332.43
  5. Step 5: Solve for x
    x = 54,573,332.43/10,771.68
  6. Step 6: Final answer
    x = 5,066.37

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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.