Home / 3,771.14-5,203.61-2,114.82

Finding the Fourth Proportional to 3,771.14, 5,203.61 and 2,114.82

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Solution

The fourth proportional to 3,771.14, 5,203.61 and 2,114.82 is: 2,918.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,771.14 : 5,203.61 = 2,114.82 : x
  2. Step 2: Convert to fraction form
    3,771.14/5,203.61 = 2,114.82/x
  3. Step 3: Cross multiply
    3,771.14x = 5,203.61 × 2,114.82
  4. Step 4: Simplify right side
    3,771.14x = 11,004,698.50
  5. Step 5: Solve for x
    x = 11,004,698.50/3,771.14
  6. Step 6: Final answer
    x = 2,918.14

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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.