Home / 3,771.42-5,202.81-2,512.14

Finding the Fourth Proportional to 3,771.42, 5,202.81 and 2,512.14

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Solution

The fourth proportional to 3,771.42, 5,202.81 and 2,512.14 is: 3,465.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,771.42 : 5,202.81 = 2,512.14 : x
  2. Step 2: Convert to fraction form
    3,771.42/5,202.81 = 2,512.14/x
  3. Step 3: Cross multiply
    3,771.42x = 5,202.81 × 2,512.14
  4. Step 4: Simplify right side
    3,771.42x = 13,070,187.11
  5. Step 5: Solve for x
    x = 13,070,187.11/3,771.42
  6. Step 6: Final answer
    x = 3,465.59

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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.