Home / 11,160.34-16,729.83-4,138.46

Finding the Fourth Proportional to 11,160.34, 16,729.83 and 4,138.46

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Solution

The fourth proportional to 11,160.34, 16,729.83 and 4,138.46 is: 6,203.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,160.34 : 16,729.83 = 4,138.46 : x
  2. Step 2: Convert to fraction form
    11,160.34/16,729.83 = 4,138.46/x
  3. Step 3: Cross multiply
    11,160.34x = 16,729.83 × 4,138.46
  4. Step 4: Simplify right side
    11,160.34x = 69,235,732.26
  5. Step 5: Solve for x
    x = 69,235,732.26/11,160.34
  6. Step 6: Final answer
    x = 6,203.73

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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.