Home / 11,176.56-16,767.24-3,385.98

Finding the Fourth Proportional to 11,176.56, 16,767.24 and 3,385.98

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Solution

The fourth proportional to 11,176.56, 16,767.24 and 3,385.98 is: 5,079.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,176.56 : 16,767.24 = 3,385.98 : x
  2. Step 2: Convert to fraction form
    11,176.56/16,767.24 = 3,385.98/x
  3. Step 3: Cross multiply
    11,176.56x = 16,767.24 × 3,385.98
  4. Step 4: Simplify right side
    11,176.56x = 56,773,539.30
  5. Step 5: Solve for x
    x = 56,773,539.30/11,176.56
  6. Step 6: Final answer
    x = 5,079.70

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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.