Home / 11,126.82-16,690.15-3,335.63

Finding the Fourth Proportional to 11,126.82, 16,690.15 and 3,335.63

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Solution

The fourth proportional to 11,126.82, 16,690.15 and 3,335.63 is: 5,003.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,126.82 : 16,690.15 = 3,335.63 : x
  2. Step 2: Convert to fraction form
    11,126.82/16,690.15 = 3,335.63/x
  3. Step 3: Cross multiply
    11,126.82x = 16,690.15 × 3,335.63
  4. Step 4: Simplify right side
    11,126.82x = 55,672,179.65
  5. Step 5: Solve for x
    x = 55,672,179.65/11,126.82
  6. Step 6: Final answer
    x = 5,003.42

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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.