Home / 7,191.05-10,786.59-2,511.02

Finding the Fourth Proportional to 7,191.05, 10,786.59 and 2,511.02

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Solution

The fourth proportional to 7,191.05, 10,786.59 and 2,511.02 is: 3,766.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,191.05 : 10,786.59 = 2,511.02 : x
  2. Step 2: Convert to fraction form
    7,191.05/10,786.59 = 2,511.02/x
  3. Step 3: Cross multiply
    7,191.05x = 10,786.59 × 2,511.02
  4. Step 4: Simplify right side
    7,191.05x = 27,085,370.19
  5. Step 5: Solve for x
    x = 27,085,370.19/7,191.05
  6. Step 6: Final answer
    x = 3,766.54

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Similar ratio
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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.