Home / 3,770.20-5,202.93-2,277.91

Finding the Fourth Proportional to 3,770.20, 5,202.93 and 2,277.91

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Solution

The fourth proportional to 3,770.20, 5,202.93 and 2,277.91 is: 3,143.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,770.20 : 5,202.93 = 2,277.91 : x
  2. Step 2: Convert to fraction form
    3,770.20/5,202.93 = 2,277.91/x
  3. Step 3: Cross multiply
    3,770.20x = 5,202.93 × 2,277.91
  4. Step 4: Simplify right side
    3,770.20x = 11,851,806.28
  5. Step 5: Solve for x
    x = 11,851,806.28/3,770.20
  6. Step 6: Final answer
    x = 3,143.55

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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.