Home / 11,488.08-17,199.25-7,783.73

Finding the Fourth Proportional to 11,488.08, 17,199.25 and 7,783.73

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Solution

The fourth proportional to 11,488.08, 17,199.25 and 7,783.73 is: 11,653.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,488.08 : 17,199.25 = 7,783.73 : x
  2. Step 2: Convert to fraction form
    11,488.08/17,199.25 = 7,783.73/x
  3. Step 3: Cross multiply
    11,488.08x = 17,199.25 × 7,783.73
  4. Step 4: Simplify right side
    11,488.08x = 133,874,318.20
  5. Step 5: Solve for x
    x = 133,874,318.20/11,488.08
  6. Step 6: Final answer
    x = 11,653.32

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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.