Home / 3,770.06-5,202.81-2,277.68

Finding the Fourth Proportional to 3,770.06, 5,202.81 and 2,277.68

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Solution

The fourth proportional to 3,770.06, 5,202.81 and 2,277.68 is: 3,143.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,770.06 : 5,202.81 = 2,277.68 : x
  2. Step 2: Convert to fraction form
    3,770.06/5,202.81 = 2,277.68/x
  3. Step 3: Cross multiply
    3,770.06x = 5,202.81 × 2,277.68
  4. Step 4: Simplify right side
    3,770.06x = 11,850,298.88
  5. Step 5: Solve for x
    x = 11,850,298.88/3,770.06
  6. Step 6: Final answer
    x = 3,143.27

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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.