Home / 11,191.65-16,790.94-4,618.36

Finding the Fourth Proportional to 11,191.65, 16,790.94 and 4,618.36

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Solution

The fourth proportional to 11,191.65, 16,790.94 and 4,618.36 is: 6,928.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,191.65 : 16,790.94 = 4,618.36 : x
  2. Step 2: Convert to fraction form
    11,191.65/16,790.94 = 4,618.36/x
  3. Step 3: Cross multiply
    11,191.65x = 16,790.94 × 4,618.36
  4. Step 4: Simplify right side
    11,191.65x = 77,546,605.66
  5. Step 5: Solve for x
    x = 77,546,605.66/11,191.65
  6. Step 6: Final answer
    x = 6,928.97

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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.