Home / 3,770.09-5,202.59-2,277.74

Finding the Fourth Proportional to 3,770.09, 5,202.59 and 2,277.74

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Solution

The fourth proportional to 3,770.09, 5,202.59 and 2,277.74 is: 3,143.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,770.09 : 5,202.59 = 2,277.74 : x
  2. Step 2: Convert to fraction form
    3,770.09/5,202.59 = 2,277.74/x
  3. Step 3: Cross multiply
    3,770.09x = 5,202.59 × 2,277.74
  4. Step 4: Simplify right side
    3,770.09x = 11,850,166.05
  5. Step 5: Solve for x
    x = 11,850,166.05/3,770.09
  6. Step 6: Final answer
    x = 3,143.21

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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.