Home / 11,135.10-16,700.22-3,339.66

Finding the Fourth Proportional to 11,135.10, 16,700.22 and 3,339.66

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Solution

The fourth proportional to 11,135.10, 16,700.22 and 3,339.66 is: 5,008.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,135.10 : 16,700.22 = 3,339.66 : x
  2. Step 2: Convert to fraction form
    11,135.10/16,700.22 = 3,339.66/x
  3. Step 3: Cross multiply
    11,135.10x = 16,700.22 × 3,339.66
  4. Step 4: Simplify right side
    11,135.10x = 55,773,056.73
  5. Step 5: Solve for x
    x = 55,773,056.73/11,135.10
  6. Step 6: Final answer
    x = 5,008.76

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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.