Home / 11,202.39-16,798.72-4,179.69

Finding the Fourth Proportional to 11,202.39, 16,798.72 and 4,179.69

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Solution

The fourth proportional to 11,202.39, 16,798.72 and 4,179.69 is: 6,267.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,202.39 : 16,798.72 = 4,179.69 : x
  2. Step 2: Convert to fraction form
    11,202.39/16,798.72 = 4,179.69/x
  3. Step 3: Cross multiply
    11,202.39x = 16,798.72 × 4,179.69
  4. Step 4: Simplify right side
    11,202.39x = 70,213,442.00
  5. Step 5: Solve for x
    x = 70,213,442.00/11,202.39
  6. Step 6: Final answer
    x = 6,267.72

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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.