Home / 11,330.20-16,994.85-3,936.34

Finding the Fourth Proportional to 11,330.20, 16,994.85 and 3,936.34

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Solution

The fourth proportional to 11,330.20, 16,994.85 and 3,936.34 is: 5,904.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,330.20 : 16,994.85 = 3,936.34 : x
  2. Step 2: Convert to fraction form
    11,330.20/16,994.85 = 3,936.34/x
  3. Step 3: Cross multiply
    11,330.20x = 16,994.85 × 3,936.34
  4. Step 4: Simplify right side
    11,330.20x = 66,897,507.85
  5. Step 5: Solve for x
    x = 66,897,507.85/11,330.20
  6. Step 6: Final answer
    x = 5,904.35

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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.