Home / 3,755.62-5,183.05-2,077.18

Finding the Fourth Proportional to 3,755.62, 5,183.05 and 2,077.18

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Solution

The fourth proportional to 3,755.62, 5,183.05 and 2,077.18 is: 2,866.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,755.62 : 5,183.05 = 2,077.18 : x
  2. Step 2: Convert to fraction form
    3,755.62/5,183.05 = 2,077.18/x
  3. Step 3: Cross multiply
    3,755.62x = 5,183.05 × 2,077.18
  4. Step 4: Simplify right side
    3,755.62x = 10,766,127.80
  5. Step 5: Solve for x
    x = 10,766,127.80/3,755.62
  6. Step 6: Final answer
    x = 2,866.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.