Home / 11,176.43-16,764.84-3,385.25

Finding the Fourth Proportional to 11,176.43, 16,764.84 and 3,385.25

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Solution

The fourth proportional to 11,176.43, 16,764.84 and 3,385.25 is: 5,077.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,176.43 : 16,764.84 = 3,385.25 : x
  2. Step 2: Convert to fraction form
    11,176.43/16,764.84 = 3,385.25/x
  3. Step 3: Cross multiply
    11,176.43x = 16,764.84 × 3,385.25
  4. Step 4: Simplify right side
    11,176.43x = 56,753,090.79
  5. Step 5: Solve for x
    x = 56,753,090.79/11,176.43
  6. Step 6: Final answer
    x = 5,077.93

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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.