Home / 7,747.26-11,621.70-3,850.62

Finding the Fourth Proportional to 7,747.26, 11,621.70 and 3,850.62

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Solution

The fourth proportional to 7,747.26, 11,621.70 and 3,850.62 is: 5,776.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,747.26 : 11,621.70 = 3,850.62 : x
  2. Step 2: Convert to fraction form
    7,747.26/11,621.70 = 3,850.62/x
  3. Step 3: Cross multiply
    7,747.26x = 11,621.70 × 3,850.62
  4. Step 4: Simplify right side
    7,747.26x = 44,750,750.45
  5. Step 5: Solve for x
    x = 44,750,750.45/7,747.26
  6. Step 6: Final answer
    x = 5,776.33

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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.